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Newly Arrived

PDI 6.01mm TM New Gen Inner Barrel

$69.99 ADD TO CART

PDI 6.01mm Marui Pistol Inner Barrel

$49.99 ADD TO CART

*Knight Armament URX 3.1 13.5 Inch Rail

$129.99 ADD TO CART
 

Piston, Cylinder, Piston Head

Airsoft AEG Gear Box Piston, Cylinder, Piston Heads, Cylinder Heads
A must have upgrade for any spring upgrades resulting in higher FPS or higher rate of fire (RPS) set ups. This category includes items like Titanium Piston, Teflon Cylinder, Polycarbonate Piston Head, Silent Piston / Cylinder Head Set. We also offer FREE* tune up & upgrade service for most Airsoft guns. Or visit our Airsoft University for more information, videos, and tutorials on how to upgrade and modify airsoft guns.

Golden Eagle Full Metal Teeth Piston

Item Code: AC-UPI-5860-M86
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: JG Airsoft Guns (Jing Gong GB)
Manufacturer Part No: P-AE-5860-M86
Stock: Yes & Ships w/in 24Hrs*
 
Golden Eagle Full Metal Teeth Piston
Features:
- Polymer Construction
- Full Metal Teeth
- Polymer Piston Head Included
Golden Eagle Full Metal Teeth Piston
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Action Army Aluminum Cylinder Head V2

Item Code: AC-UPI-AA-A0201
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Action Army
Manufacturer Part No: AAC-A02-001
Stock: Yes & Ships w/in 24Hrs*
 
Action Army Aluminum Cylinder Head V2
- Extremely durable with high build quality
- Full metal cylinder nozzle
- Full Aluminum Construction
- Double O-Ring for a Complete Seal
- Perfect for replacing worn or broken stock AEG cylinder heads

Great Upgrade for any gear box. Built with Solid Aluminum construction for undeniable durability. Includes rubber stopper for a tight seal and impact dampening as well as a metal nozzle.

Action Army Aluminum Cylinder Head V2
Price:$34.99  per EACH
QTY:   Add to cart Add to Wish List
 

Action Army Aluminum Cylinder Head V3

Item Code: AC-UPI-AA-A0202
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Action Army
Manufacturer Part No: AAC-A02-002
Stock: Yes & Ships w/in 24Hrs*
 
Action Army Aluminum Cylinder Head V3
- Extremely durable with high build quality
- Full metal cylinder nozzle
- Full Aluminum Construction
- Double O-Ring for a Complete Seal
- Perfect for replacing worn or broken stock AEG cylinder heads

Great Upgrade for any gear box. Built with Solid Aluminum construction for undeniable durability. Includes rubber stopper for a tight seal and impact dampening as well as a metal nozzle.

Action Army Aluminum Cylinder Head V3
Price:$34.99  per EACH
QTY:   Add to cart Add to Wish List
 

Action Army Aluminum Cylinder Head G36

Item Code: AC-UPI-AA-A0203
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Action Army
Manufacturer Part No: AAC-A02-003
Stock: Yes & Ships w/in 24Hrs*
 
Action Army Aluminum Cylinder Head G36
- Extremely durable with high build quality
- Full metal cylinder nozzle
- Full Aluminum Construction
- Double O-Ring for a Complete Seal
- Perfect for replacing worn or broken stock AEG cylinder heads

Great Upgrade for any gear box. Built with Solid Aluminum construction for undeniable durability. Includes rubber stopper for a tight seal and impact dampening as well as a metal nozzle.

Action Army Aluminum Cylinder Head G36
Price:$34.99  per EACH
QTY:   Add to cart Add to Wish List
 

Action Army Aluminum Cylinder Head M14

Item Code: AC-UPI-AA-A0204
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Action Army
Manufacturer Part No: AAC-A02-004
Stock: Yes & Ships w/in 24Hrs*
 
Action Army Aluminum Cylinder Head M14
- Extremely durable with high build quality
- Full metal cylinder nozzle
- Full Aluminum Construction
- Double O-Ring for a Complete Seal
- Perfect for replacing worn or broken stock AEG cylinder heads

Great Upgrade for any gear box. Built with Solid Aluminum construction for undeniable durability. Includes rubber stopper for a tight seal and impact dampening as well as a metal nozzle.

Action Army Aluminum Cylinder Head M14
Price:$34.99  per EACH
QTY:   Add to cart Add to Wish List
 

Action Army Aluminum Alloy Piston Head

Item Code: AC-UPI-AA-A0402
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Action Army
Manufacturer Part No: AAC-A04-002
Stock: Ships in 1 Week
 
Action Army Aluminum Alloy Piston Head
- Extremely durable with high build quality
- Full Aluminum Construction
- Double O-Ring for a Complete Seal
- Perfect for upgrading worn or broken stock AEG piston heads

Great Upgrade for any gear box. Built with Solid Aluminum construction for undeniable durability. Includes rubber stopper for a tight seal and impact dampening as well as a metal nozzle.

Action Army Aluminum Alloy Piston Head
Price:$34.99  per EACH
QTY:   Add to cart Add to Wish List
 

APS Airsoft Full Teeth Polymer Piston V3

Item Code: AC-UPI-AEG002K
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: APS Airsoft
Manufacturer Part No: AEG002K
Stock: Yes & Ships w/in 24Hrs*
 
APS Airsoft High Performance Full Teeth Piston V3
- 1 Steel Tooth for increased durability
- Top side cutout for APS electric blowback AEGs
- Compatible with most Version 3 M4/ M16 Gearboxes
- Effective upgrade for stock to mildly upgraded AEGs
- Enhances performance while reducing wear with super lightweight polycarbonate construction
- Full tooth design, for use with REGULAR GEAR SETS only (not compatible with helical gear sets)
APS Airsoft Full Teeth Polymer Piston V3
Price:$10.99  per EACH
QTY:   Add to cart Add to Wish List
 

APS Airsoft Full Teeth Polymer Piston V2

Item Code: AC-UPI-AEG002R
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: APS Airsoft
Manufacturer Part No: AEG002R
Stock: Yes & Ships w/in 24Hrs*
 
APS Airsoft High Performance Full Teeth Piston V2
- 1 Steel Tooth for increased durability
- Top side cutout for APS electric blowback AEGs
- Compatible with most Version 2 M4/ M16 Gearboxes
- Effective upgrade for stock to mildly upgraded AEGs
- Enhances performance while reducing wear with super lightweight polycarbonate construction
- Full tooth design, for use with REGULAR GEAR SETS only (not compatible with helical gear sets)
APS Airsoft Full Teeth Polymer Piston V2
Price:$10.99  per EACH
QTY:   Add to cart Add to Wish List
 

APS Airsoft Ported Polycarb Piston Head

Item Code: AC-UPI-AEG003
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: APS Airsoft
Manufacturer Part No: AEG019
Stock: Yes & Ships w/in 24Hrs*
 
APS Polycarbonate Ported Piston Head
- Ported piston head face
- 6 Ported piston head vents for maximum compression
- Durable and lightweight construction
- Thick piston head O-Ring

The APS ported piston is also incredibly durable, made from impact resistant polycarbonate. This piston head is sure to increase the performance of your AEG, as well as outlast most stock AEG pistons. This piston head is perfect for most high torque gearbox setups.
APS Airsoft Ported Polycarb Piston Head
Price:$10.99  per EACH
QTY:   Add to cart Add to Wish List
 

APS Airsoft Polycarb Cylinder Head V2

Item Code: AC-UPI-AEG008
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: APS Airsoft
Manufacturer Part No: AEG015
Stock: Yes & Ships w/in 24Hrs*
 
APS Airsoft Polycarb Cylinder Head V2
- Extremely durable with high build quality
- Full metal cylinder nozzle
- Impact resistant polymer construction
- Rubber padded piston buffer
- Perfect for replacing worn or broken stock AEG cylinder heads

Great Upgrade for any gear box. Built with Solid Polycarbonate construction for undeniable durability. Includes rubber stopper for a tight seal and impact dampening as well as a metal nozzle.

APS Airsoft Polycarb Cylinder Head V2
Price:$10.99  per EACH
QTY:   Add to cart Add to Wish List
 

AS Tactical Stainless Steel AEG Cylinder

Item Code: AC-UPI-AS-CYLN1
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: AirSplat AS Custom Internal Upgrade Part
Stock: Yes & Ships w/in 24Hrs*
 
AS Tactical Stainless Steel AEG Cylinder
The design of the AS Tactical Stainless Steel Cylinder diffuses heat generated by friction in your gearbox. This prevents warping over time, and extends the life of your upgrades.
- OEM for AirSplat by SHS
AS Tactical Stainless Steel AEG Cylinder
Price:$12.99  per EACH
QTY:   Add to cart Add to Wish List
 

AS Tactical Red Aluminum AEG Cylinder

Item Code: AC-UPI-AS-CYLN2
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: AirSplat AS Custom Internal Upgrade Part
Manufacturer Part No: M4DD-19A
Stock: Yes & Ships w/in 24Hrs*
 
AS Tactical Red Aluminum AEG Cylinder
The AS Tactical Red Cylinder is constructed of a high quality Aluminum Alloy, which allows form Maximum stregth and durability.
- OEM for AirSplat by SHS
AS Tactical Red Aluminum AEG Cylinder
Price:$9.99  per EACH
QTY:   Add to cart Add to Wish List
 

AS Tactical Aluminum Ported Piston Head

Item Code: AC-UPI-AS-PH05
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
Manufacturer Part No: Aluminum Silent Piston Head
Stock: Yes & Ships w/in 24Hrs*
 
AS Tactical Airsoft Aluminum Ported Piston Head
- Precision Aluminum Construction
- Ported for Maximum Compression
- Thrust Bearings Reduce Spring Stress
- Perferct for both High ROF or High FPS Gearbox Builds
- Compatible with most AEG (Marui, ICS, Classic Army, etc.)
- OEM for AirSplat by SHS
- Product Color May Vary

AS Tactical Aluminum Ported Piston Head
Price:$16.99  per EACH
QTY:   Add to cart Add to Wish List
 

AS Tactical Airsoft High Speed Piston

Item Code: AC-UPI-AS-PSTN4
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
Manufacturer Part No: Hight Speed Piston Full Teeth
Stock: Yes & Ships w/in 24Hrs*
 
AS Tactical Airsoft AEG High Speed Piston
- Nylon Fiber Piston Body for added dependability
- Harden Aluminum & heat treated full metal 14-teeth for enhanced durability
- Full Metal Teeth Track for Extreme Endurance
- Compatible with most AEG (Tokyo Marui, ICS, Classic Army, etc.)
- OEM for AirSplat by SHS
AS Tactical Airsoft High Speed Piston
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

AS Tactical High Speed Blue Piston

Item Code: AC-UPI-AS-PSTN5
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
Stock: Yes & Ships w/in 24Hrs*
 
AS Tactical High Speed Blue Piston
- Aluminum body for maximum durability
- Harden Aluminum & heat treated full metal 14-teeth
- Compatible with most AEG (Tokyo Marui, ICS, Classic Army, etc.)
- OEM for AirSplat by SHS
- Product Color May Vary
AS Tactical High Speed Blue Piston
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

BOLT CNC Full Teeth Aluminum Piston Set

Item Code: AC-UPI-BA-APSG2
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: BOLT Airsoft
Manufacturer Part No: BA-IP-APS-G2
Stock: Yes & Ships w/in 24Hrs*
 
BOLT CNC Full Teeth Aluminum Piston Set
The BOLT Aluminum Piston is perfect for operators who want the reliability of Machined Aluminum where it counts. The inherent strength of the Aluminum makes this Piston and Piston Head excellent for DMR or High FPS Rigs.
BOLT CNC Full Teeth Aluminum Piston Set
Price:$44.99  per EACH
QTY:   Add to cart Add to Wish List
 

BOLT Nylon Fiber Polycarb Piston Set

Item Code: AC-UPI-BA-PPSG2
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: BOLT Airsoft
Manufacturer Part No: BA-IP-PPS-G2-V2
Stock: Yes & Ships w/in 24Hrs*
 
BOLT Nylon Fiber Polycarbonate Piston Set
The BOLT Polycarbonate Piston is perfect for operators who are looking to cut as much weight out of their gearbox as possible. With Full Metal Teeth, this aluminum piston is great for higher than average speed rigs but can also maintain higher velocity.
BOLT Nylon Fiber Polycarb Piston Set
Price:$26.99  per EACH
QTY:   Add to cart Add to Wish List
 

Bravo Aluminum Mushroom Piston Head

Item Code: AC-UPI-BV-PHMUS
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Bravo Airsoft
Manufacturer Part No: BRAVO PH MUSH
Stock: Ships in 1 Week
 
Bravo Aluminum "Mushroom" Piston Head
The Bravo Aluminum Mushroom Piston Head was engineered for performace. The shape allows for maximum trust and air pressure with each shot, pushing performance to the next level.
Bravo Aluminum Mushroom Piston Head
Price:$24.00  per EACH
QTY:   Add to cart Add to Wish List
 

*Bravo Aluminum Cylinder Head for Vr2

Item Code: AC-UPI-BVO-CHV2
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Bravo Airsoft
Manufacturer Part No: BRAVO CH V2
Stock: Ships in 1 Week
 
Bravo Aluminum Cylinder Head for Vr2
The Bravo Aluminum Cylinder Head includes a high strength shock absorbing rubber bumper as well as a double o-ring design for a more perfect air seal. The one piece metal construction ensures durability and performance.
*Bravo Aluminum Cylinder Head for Vr2
Price:$22.00  per EACH
QTY:   Add to cart Add to Wish List
 

*Bravo Aluminum Cylinder Head for Vr3

Item Code: AC-UPI-BVO-CHV3
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Bravo Airsoft
Manufacturer Part No: BRAVO CH V3
Stock: Ships in 1 Week
 
Bravo Aluminum Cylinder Head for Vr3
The Bravo Aluminum Cylinder Head includes a high strength shock absorbing rubber bumper as well as a double o-ring design for a more perfect air seal. The one piece metal construction ensures durability and performance.
*Bravo Aluminum Cylinder Head for Vr3
Price:$22.00  per EACH
QTY:   Add to cart Add to Wish List
 

*Bravo Extreme Piston 10 Metal Teeth

Item Code: AC-UPI-BVO-PB-X
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Bravo Airsoft
Manufacturer Part No: BRAVO PB X
Stock: Ships in 1 Week
 
Bravo Extreme Piston Body 10 Metal Teeth
The Bravo Extreme Piston is constructed of a lightweight polymer that allows for smooth operation and a higher rate of fire. The metal piston teeth protect against damage and enhance the durability and life span of the piston.
*Bravo Extreme Piston 10 Metal Teeth
Price:$27.00  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Cylinder Head V.II AEG Gearbox

Item Code: AC-UPI-DF-CPC01
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Deep Fire Upgrade Parts
Stock: Ships in 4 Weeks
 
Deep Fire Airsoft AEG Gear Box / Mech Box Cylinder Head V.II
Great Upgrade for any gear box. Built with Solid metal construction for undeniable durability. Includes rubber stopper for a tight seal and impact dampening. Perfect for most MP5, M4, any Version 2 gear box AEG. Compatible with ICS, Tokyo Marui, Classic Army, VFC, and more.
Deep Fire Cylinder Head V.II AEG Gearbox
Price:$18.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Cylinder Head VIII AEG Gearbox

Item Code: AC-UPI-DF-CPC03
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Deep Fire Upgrade Parts
Stock: Yes & Ships w/in 24Hrs*
 
Deep Fire Airsoft AEG Gear Box / Mech Box Cylinder Head V.III
Great Upgrade for any gear box. Built with Solid metal construction for undeniable durability. Includes rubber stopper for a tight seal and impact dampening. Perfect for most AK variant (AK47, AK74, AK74S), MP5K, any Version 3 gear box AEG. Compatible with ICS, Tokyo Marui, Classic Army, VFC, and more.
Deep Fire Cylinder Head VIII AEG Gearbox
Price:$18.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Enlarged Cylinder Head AEG V.2

Item Code: AC-UPI-DF-CPC07
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Deep Fire Upgrade Parts
Stock: Yes & Ships w/in 24Hrs*
 
Deep Fire Enlarged Cylinder Head AEG Ver. II

- Great Upgrade for enlarged cylinder.
- Cylinder head enhances airflow through the Airsoft AEG gearbox
- Making each shot smooth and lock-free.
- It keeps the nozzle stroking at the exact center of the cylinder
- Dual O-Ring for better air sealing
- It also stabilizes the loading system
Deep Fire Enlarged Cylinder Head AEG V.2
Price:$18.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Cylinder AEG Gearbox 500-705mm

Item Code: AC-UPI-DF-CPC10
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Deep Fire Upgrade Parts
Stock: Yes & Ships w/in 24Hrs*
 
Deep Fire Custom Smooth Bore Metal Cylinder for 500mm - 705mm Length Barrels. Perfect upgrade for more fire power and less stress on internals of gear box. Ported cylinders allow for smoother compression and quicker decompression. Includes custom placed port for match with length of barrel. A Deep Fire exclusive design.
Deep Fire Cylinder AEG Gearbox 500-705mm
Price:$13.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Cylinder AEG Gearbox 450-590mm

Item Code: AC-UPI-DF-CPC11
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Deep Fire Upgrade Parts
Stock: Yes & Ships w/in 24Hrs*
 
Deep Fire Custom Smooth Bore Metal Cylinder for 450mm - 590mm Length Barrels. Perfect upgrade for more fire power and less stress on internals of gear box. Ported cylinders allow for smoother compression and quicker decompression. Includes custom placed port for match with length of barrel. A Deep Fire exclusive design.
Deep Fire Cylinder AEG Gearbox 450-590mm
Price:$13.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire AEG Bore Up Cylinder 500-705mm

Item Code: AC-UPI-DF-CPC12
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Deep Fire Upgrade Parts
Stock: Yes & Ships w/in 24Hrs*
 
Deep Fire Custom Smooth Bore Up Metal Cylinder for 500mm - 705mm Length Barrels. Extra Large (enlarged) Cylinder for additional power or displacement. Perfect upgrade for more fire power and less stress on internals of gear box. Ported cylinders allow for smoother compression and quicker decompression. Includes custom placed port for match with length of barrel. A Deep Fire exclusive design.
Deep Fire AEG Bore Up Cylinder 500-705mm
Price:$13.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire AEG Bore Up Cylinder 450-590mm

Item Code: AC-UPI-DF-CPC13
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Deep Fire Upgrade Parts
Stock: Yes & Ships w/in 24Hrs*
 
Deep Fire Custom Smooth Bore Up Metal Cylinder for 450mm - 590 mm Length Barrels. Extra Large (enlarged) Cylinder for additional power or displacement. Perfect upgrade for more fire power and less stress on internals of gear box. Ported cylinders allow for smoother compression and quicker decompression. Includes custom placed port for match with length of barrel. A Deep Fire exclusive design.
Deep Fire AEG Bore Up Cylinder 450-590mm
Price:$13.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Cylinder AEG Gearbox 380-509mm

Item Code: AC-UPI-DF-CPC14
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Deep Fire Upgrade Parts
Stock: Yes & Ships w/in 24Hrs*
 
Deep Fire Custom Smooth Bore Metal Cylinder for 380mm - 509mm Length Barrels. Perfect upgrade for more fire power and less stress on internals of gear box. Ported cylinders allow for smoother compression and quicker decompression. Includes custom placed port for match with length of barrel. A Deep Fire exclusive design.
Deep Fire Cylinder AEG Gearbox 380-509mm
Price:$13.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Cylinder AEG Gearbox 200-400mm

Item Code: AC-UPI-DF-CPC15
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Deep Fire Upgrade Parts
Stock: Ships in 4 Weeks
 
Deep Fire Custom Smooth Bore Metal Cylinder for 200mm - 400mm Length Barrels. Perfect upgrade for more fire power and less stress on internals of gear box. Ported cylinders allow for smoother compression and quicker decompression. Includes custom placed port for match with length of barrel. A Deep Fire exclusive design.

Airsoft Upgrade Part Review Available - Click for More Info

Deep Fire Cylinder AEG Gearbox 200-400mm
Price:$13.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire AEG GearBox Nylon Fiber Piston

Item Code: AC-UPI-DF-CPP01
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Deep Fire Upgrade Parts
Stock: Yes & Ships w/in 24Hrs*
 
Nylon Fiber Piston for any Version 2 or 3 AEG Gear Box
The first tooth is the famouse titanium tooth for added dependability and stregnth
Compatible with all AEG: Tokyo Marui AEG, Classic Army, ICS, VFC, SRC, GB, etc.
Suitable for AEG upgrade springs
Deep Fire AEG GearBox Nylon Fiber Piston
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Half Teeth AEG Nylon Piston

Item Code: AC-UPI-DF-CPP02
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Deep Fire Upgrade Parts
Stock: Yes & Ships w/in 24Hrs*
 
Deep Fire Nylon Fiber Piston for any Version 2 or 3 AEG Gear Box
The first tooth is the famous titanium tooth for added dependability and strength
Compatible with all AEG: Tokyo Marui AEG, Classic Army, ICS, VFC, SRC, GB, etc.
Suitable for AEG upgrade springs
Deep Fire Half Teeth AEG Nylon Piston
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Piston Head w/ Bearing Support

Item Code: AC-UPI-DF-CPP08
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Deep Fire Upgrade Parts
Stock: Ships in 4 Weeks
 
Deep Fire Composite ABS Piston Head with Bearing Support
Ported Cylinder Head allows for quick, efficient decompression of chamber
Composed of Polycarbonate material for effortless cycling of piston
Compatible with most AEG (Marui, ICS, Classic Army, etc.)
Deep Fire Piston Head w/ Bearing Support
Price:$9.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Titanium Full Teeth Piston V2

Item Code: AC-UPI-DF-CPP19
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Deep Fire Upgrade Parts
Stock: Ships in 4 Weeks
 
- This is Version 2 of the orginal titanium piston. The piston body is made of nylon & fiber and the teeth is made of metal with a layer of titanium
- Full Teeth Design for Regular Straight Gear Set
- Compatible with all AEG: Tokyo Marui AEG, Classic Army, ICS, VFC
Perfect for high power springs or durability
Deep Fire Titanium Full Teeth Piston V2
Price:$29.99  per EACH
QTY:   Add to cart Add to Wish List
 

Deep Fire Titanium Half Teeth Piston V2

Item Code: AC-UPI-DF-CPP20
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Deep Fire Upgrade Parts
Stock: Yes & Ships w/in 24Hrs*
 
- The piston body is made of nylon & fiber and the teeth is made of metal with a layer of titanium
- Half Teeth Design for Helical Gear Set
- Compatible with all AEG: Tokyo Marui AEG, Classic Army, ICS, VFC
Perfect for high power springs or durability
Deep Fire Titanium Half Teeth Piston V2
Price:$29.99  per EACH
QTY:   Add to cart Add to Wish List
 

*Echo1 MAX Series V2 Cylinder Kit

Item Code: AC-UPI-E1-V2CYL
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Echo 1 Socom Gear Bravo Airsoft
Manufacturer Part No: ECHO MAX CYL KIT V2
Stock: Ships in 1 Week
 
Echo1 MAX Series 1 Piece Cylinder Kit V2
The Echo1 MAX Series Cylinder Kit provides the maximum air seal possible by combining the cylinder and cylincer head into one piece.
*Echo1 MAX Series V2 Cylinder Kit
Price:$34.99  per EACH
QTY:   Add to cart Add to Wish List
 

Element MX0403 Lightweight Piston Kit

Item Code: AC-UPI-ELM-0403
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Guarder G&P & Element
Manufacturer Part No: MX0403
Stock: Yes & Ships w/in 24Hrs*
 
Element MX0403 Lightweight Piston & Pistol Head
- Compatible w/ Most V2 & V3 Gearbox
- Include O-Ring, Piston Head Assembly, Bushings, & Screw
Element MX0403 Lightweight Piston Kit
Price:$11.99  per EACH
QTY:   Add to cart Add to Wish List
 

ICS AEG Reinforced POM Piston Upgrade

Item Code: AC-UPI-ICS-M169
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: ICS (I Chih Shivan)
Manufacturer Part No: MC-169
Stock: Yes & Ships w/in 24Hrs*
 
ICS Airsoft AEG Reinforced POM Upgrade Piston w/ Ported Bearing Piston Head
- Suitable for High Power & High Speed Set up
- Reinforced Polycarbonate Material
- Ported Bearing Piston Head Included
- 8 Steel Teeth
ICS AEG Reinforced POM Piston Upgrade
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

ICS AEG Airsoft Upgrade Aluminum Piston

Item Code: AC-UPI-ICS-MC05
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: ICS (I Chih Shivan)
Stock: Yes & Ships w/in 24Hrs*
 
ICS Airsoft AEG Hardened Aluminum Piston
- Harden Aluminum,heat treated,enhanced durability
- Compatible with most AEG (Tokyo Marui, ICS, Classic Army, etc.)
- Strong Piston for upgraded spring & High FPS AEG of more than M120
ICS AEG Airsoft Upgrade Aluminum Piston
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

ICS AEG Airsoft Piston Gear Tooth Slice

Item Code: AC-UPI-ICS-MC10
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: ICS (I Chih Shivan)
Stock: Yes & Ships w/in 24Hrs*
 
ICS Airsoft AEG Hardened Aluminum Piston Tooth
- Harden Aluminum, heat treated,enhanced durability
- Compatible with most AEG Pistons (Tokyo Marui, ICS, Classic Army, etc.)
- Most commonly worn piece on piston, no need to replace piston
ICS AEG Airsoft Piston Gear Tooth Slice
Price:$4.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Cylinder AEG Gearbox 455-590mm

Item Code: AC-UPI-LX-01-01
Airsoft Gun Style: Upgrades Airsoft Gear Box Internals
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-01A
Stock: Yes & Ships w/in 24Hrs*
 
Lonex Cylinder AEG Gearbox 455-590mm
The cylinder is built using high density and heat treated steel to withstand the constant friction damage caused by the metal alloy piston head. Special cooling groove design is added to the exterior of the cylinder, to effectively dissipate the heat caused by friction between piston and cylinder. Moreover, the interior of the cylinder is polished to stabilize the muzzle speed and to create superb air seal effect.
Lonex Cylinder AEG Gearbox 455-590mm
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Cylinder AEG Gearbox 208-429mm

Item Code: AC-UPI-LX-01-02
Airsoft Gun Style: Upgrades Airsoft Gear Box Internals
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-02B
Stock: Yes & Ships w/in 24Hrs*
 
Lonex Cylinder AEG Gearbox 208-429mm
The cylinder is built using high density and heat treated steel to withstand the constant friction damage caused by the metal alloy piston head. Special cooling groove design is added to the exterior of the cylinder, to effectively dissipate the heat caused by friction between piston and cylinder. Moreover, the interior of the cylinder is polished to stabilize the muzzle speed and to create superb air seal effect.
Lonex Cylinder AEG Gearbox 208-429mm
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Cylinder AEG Gearbox Steel LMG

Item Code: AC-UPI-LX-01-57
Airsoft Gun Style: Upgrades Airsoft Gear Box Internals
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-57
Stock: Yes & Ships w/in 24Hrs*
 
Lonex Cylinder AEG Gearbox Steel LMG
The cylinder is built using high density and heat treated steel to withstand the constant friction damage caused by the metal alloy piston head. Special cooling groove design is added to the exterior of the cylinder, to effectively dissipate the heat caused by friction between piston and cylinder. Moreover, the interior of the cylinder is polished to stabilize the muzzle speed and to create superb air seal effect.
Lonex Cylinder AEG Gearbox Steel LMG
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex MP5 A5 Gearbox Cylinder

Item Code: AC-UPI-LX-0103C
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-03C
Stock: Yes & Ships w/in 24Hrs*
 
Lonex MP5 A5 Gearbox Cylinder
The cylinder is built using high density and heat treated steel to withstand the constant friction damage caused by the metal alloy piston head. Special cooling groove design is added to the exterior of the cylinder, to effectively dissipate the heat caused by friction between piston and cylinder. Moreover, the interior of the cylinder is polished to stabilize the muzzle speed and to create superb air seal effect.
Lonex MP5 A5 Gearbox Cylinder
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex M14 550-451 Gearbox Cylinder

Item Code: AC-UPI-LX-0104A
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-04A
Stock: Yes & Ships w/in 24Hrs*
 
Lonex M14 550-451 Gearbox Cylinder
The cylinder is built using high density and heat treated steel to withstand the constant friction damage caused by the metal alloy piston head. Special cooling groove design is added to the exterior of the cylinder, to effectively dissipate the heat caused by friction between piston and cylinder. Moreover, the interior of the cylinder is polished to stabilize the muzzle speed and to create superb air seal effect.
Lonex M14 550-451 Gearbox Cylinder
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex M14 450-401 Gearbox Cylinder

Item Code: AC-UPI-LX-0104B
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-04B
Stock: Yes & Ships w/in 24Hrs*
 
Lonex M14 450-401 Gearbox Cylinder
The cylinder is built using high density and heat treated steel to withstand the constant friction damage caused by the metal alloy piston head. Special cooling groove design is added to the exterior of the cylinder, to effectively dissipate the heat caused by friction between piston and cylinder. Moreover, the interior of the cylinder is polished to stabilize the muzzle speed and to create superb air seal effect.
Lonex M14 450-401 Gearbox Cylinder
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex MP5K PDW Gearbox Cylinder

Item Code: AC-UPI-LX-0104D
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-04D
Stock: Yes & Ships w/in 24Hrs*
 
Lonex MP5K PDW Gearbox Cylinder
The cylinder is built using high density and heat treated steel to withstand the constant friction damage caused by the metal alloy piston head. Special cooling groove design is added to the exterior of the cylinder, to effectively dissipate the heat caused by friction between piston and cylinder. Moreover, the interior of the cylinder is polished to stabilize the muzzle speed and to create superb air seal effect.
Lonex MP5K PDW Gearbox Cylinder
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Aluminum Cylinder Head Version 2

Item Code: AC-UPI-LX-0105
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-05
Stock: Ships in 8 Weeks
 
Lonex Aluminum Cylinder Head Version 2
Features:
- CNC Machined Aluminum Construction
- Compatible with Marui Internals
- Built In Sorbo Pad for Shock Absorbtion
- Surface Treated for Wear Resistance and Duarability
Lonex Aluminum Cylinder Head Version 2
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Aluminum Cylinder Head Version 3

Item Code: AC-UPI-LX-0106
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-06
Stock: Yes & Ships w/in 24Hrs*
 
Lonex Aluminum Cylinder Head Version 3
Features:
- CNC Machined Aluminum Construction
- Compatible with Marui Internals
- Built In Sorbo Pad for Shock Absorbtion
- Surface Treated for Wear Resistance and Duarability
Lonex Aluminum Cylinder Head Version 3
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Aluminum Cylinder Head AUG

Item Code: AC-UPI-LX-0107
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-07
Stock: Yes & Ships w/in 24Hrs*
 
Lonex Aluminum Cylinder Head AUG
Features:
- CNC Machined Aluminum Construction
- Compatible with Marui Internals
- Built In Sorbo Pad for Shock Absorbtion
- Surface Treated for Wear Resistance and Duarability
Lonex Aluminum Cylinder Head AUG
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Aluminum Cylinder Head Version 8

Item Code: AC-UPI-LX-0108A
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-08A
Stock: Yes & Ships w/in 24Hrs*
 
Lonex Aluminum Cylinder Head Version 8
Features:
- CNC Machined Aluminum Construction
- Compatible with Marui Internals
- Built In Sorbo Pad for Shock Absorbtion
- Surface Treated for Wear Resistance and Duarability
Lonex Aluminum Cylinder Head Version 8
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Aluminum Cylinder Head Version 7

Item Code: AC-UPI-LX-0108B
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-08B
Stock: Yes & Ships w/in 24Hrs*
 
Lonex Aluminum Cylinder Head Version 7
Features:
- CNC Machined Aluminum Construction
- Compatible with Marui Internals
- Built In Sorbo Pad for Shock Absorbtion
- Surface Treated for Wear Resistance and Duarability
Lonex Aluminum Cylinder Head Version 7
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Polycarbonate Piston Head

Item Code: AC-UPI-LX-0109
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-09
Stock: Yes & Ships w/in 24Hrs*
 
Lonex Polycarbonate Piston Head
Features:
- Ventilation Holes to Increase Travel Speed
- Rubber Pad for Shock Absorbtion
- Specially Designed to Decrease Friction on Compression
Lonex Polycarbonate Piston Head
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Aluminum Vented Piston Head

Item Code: AC-UPI-LX-0110A
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-10A
Stock: Yes & Ships w/in 24Hrs*
 
Lonex Aluminum Vented Piston Head
Features:
- Ventilation Holes to Increase Travel Speed
- Rubber Pad for Shock Absorbtion
- Specially Designed to Decrease Friction on Compression
Lonex Aluminum Vented Piston Head
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex POM Ventilation Piston Head

Item Code: AC-UPI-LX-0110B
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-10B
Stock: Yes & Ships w/in 24Hrs*
 
Lonex POM Ventilation Piston Head
Features:
- Ventilation Holes to Increase Travel Speed
- Rubber Pad for Shock Absorbtion
- Specially Designed to Decrease Friction on Compression
Lonex POM Ventilation Piston Head
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

Lonex Extreme Toughness Polycarb Piston

Item Code: AC-UPI-LX-0165
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Lonex Airsoft
Manufacturer Part No: GB-01-65
Stock: Yes & Ships w/in 24Hrs*
 
Lonex Extreme Toughness Polycarb Piston
The piston is built using high durable and light weight nylon fiber. On the sides of this piston are added oil grooves to increase the smoothness and to decrease the friction when the piston operates inside a gearbox. In addtion, this piston uses ten heat treated steel teeth for ultra shock absorbing purpose.
Lonex Extreme Toughness Polycarb Piston
Price:$24.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box Silver Wire 1.8m Upgrade

Item Code: AC-UPI-MB-00111
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 100300111
Stock: Ships in 6 Weeks
 
Magic Box Silver Wire 1.8m Upgrade
Features
- High Quality Silver Wire
- Low Resistance for Use With High Output Batteries
- Perfect for High Speed AEG Rigs
Magic Box Silver Wire 1.8m Upgrade
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box V.2 Aluminum Cylinder Head

Item Code: AC-UPI-MB-12001
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 111212001
Stock: Ships in 6 Weeks
 
Magic Box V.2 Aluminum Cylinder Head
Features:
- Solid Aluminum Construction
- Double O-Ring Design For a Perfect Seal
- Compatible with Version 2 Gearbox
Magic Box V.2 Aluminum Cylinder Head
Price:$18.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box V.3 Aluminum Cylinder Head

Item Code: AC-UPI-MB-12002
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 111212002
Stock: Yes & Ships w/in 24Hrs*
 
Magic Box V.3 Aluminum Cylinder Head
Features:
- Solid Aluminum Construction
- Double O-Ring Design For a Perfect Seal
- Compatible with Version 3 Gearbox
Magic Box V.3 Aluminum Cylinder Head
Price:$18.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box Aluminum Type 1 Cylinder

Item Code: AC-UPI-MB-13001
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 111213001
Stock: Yes & Ships w/in 24Hrs*
 
Magic Box Aluminum Type 1 Cylinder
Features:
- Solid Aluminum Construction
- 1 Port for Carbine Length Barrels
- Maintains Even Pressure Within The Barrel
Magic Box Aluminum Type 1 Cylinder
Price:$17.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box Aluminum Type 0 Cylinder

Item Code: AC-UPI-MB-13002
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 111213002
Stock: Yes & Ships w/in 24Hrs*
 
Magic Box Aluminum Type 0 Cylinder
Features:
- Solid Aluminum Construction
- Full Seal for Maximum Air Pressure
- Maintains Even Pressure Within The Barrel
Magic Box Aluminum Type 0 Cylinder
Price:$17.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box Aluminum Type 2 Cylinder

Item Code: AC-UPI-MB-13003
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 111213003
Stock: Yes & Ships w/in 24Hrs*
 
Magic Box Aluminum Type 2 Cylinder
Features:
- Solid Aluminum Construction
- 2 Ports for Mid Length Barrels
- Maintains Even Pressure Within The Barrel
Magic Box Aluminum Type 2 Cylinder
Price:$17.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box Aluminum Type 4 Cylinder

Item Code: AC-UPI-MB-13004
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 111213004
Stock: Yes & Ships w/in 24Hrs*
 
Magic Box Aluminum Type 4 Cylinder
Features:
- Solid Aluminum Construction
- 4 Ports for Shorter CQB Barrels
- Maintains Even Pressure Within The Barrel
Magic Box Aluminum Type 4 Cylinder
Price:$17.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box M95 AEG Upgrade Spring

Item Code: AC-UPI-MB-16001
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 111216001
Stock: Yes & Ships w/in 24Hrs*
 
Magic Box M95 AEG Upgrade Spring
Features:
- Compatible with any standard gearbox
- Adjusts FPS to 300 - 340 FPS
- Perfect for CQB or indoor fields
Magic Box M95 AEG Upgrade Spring
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box M100 AEG Upgrade Spring

Item Code: AC-UPI-MB-16100
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 111216100
Stock: Ships in 6 Weeks
 
Magic Box M100 AEG Upgrade Spring
Features:
- Compatible with any standard gearbox
- Adjusts FPS to 350 - 370 FPS
- Perfect for mid range outoor fields
Magic Box M100 AEG Upgrade Spring
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box M120 AEG Upgrade Spring

Item Code: AC-UPI-MB-16120
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 111216120
Stock: Yes & Ships w/in 24Hrs*
 
Magic Box M120 AEG Upgrade Spring
Features:
- Compatible with any standard gearbox
- Adjusts FPS to 410 - 440 FPS
- Perfect for long range outdoor fields
Magic Box M120 AEG Upgrade Spring
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box POM Aluminum Piston Head M100

Item Code: AC-UPI-MB-44001
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 100244001
Stock: Yes & Ships w/in 24Hrs*
 
Magic Box POM Piston Head M100
Features:
- Ported Piston Head allows for the maximum amount of air per cycle
- Double O-Ring Design for a tight seal
- Designed to work with a maximum of a M100 spring
Magic Box POM Aluminum Piston Head M100
Price:$18.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box Double O-Ring Piston Head

Item Code: AC-UPI-MB-44002
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 100244002
Stock: Ships in 6 Weeks
 
Magic Box Aluminum Ultra Piston Head
Features:
- Solid Aluminum Construction
- Double O-Ring Design For a Perfect Seal
- Ball Bearing Lowers Stress From the Spring
Magic Box Double O-Ring Piston Head
Price:$12.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box POM With 8 Steel Teeth Piston

Item Code: AC-UPI-MB-55001
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 100255001
Stock: Yes & Ships w/in 24Hrs*
 
Magic Box POM With 8 Steel Teeth Piston
Features
- 8 Full Steel Teeth
- Light Weight Polycarbonate Construction
- Great for High Speed Rigs
Magic Box POM With 8 Steel Teeth Piston
Price:$25.99  per EACH
QTY:   Add to cart Add to Wish List
 

Magic Box Poly Carb 8 Steel Teeth Piston

Item Code: AC-UPI-MB-55002
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: ToT Magic Box Upgrades
Manufacturer Part No: 100255002
Stock: Yes & Ships w/in 24Hrs*
 
Magic Box Poly Carb 8 Steel Teeth Piston
Features
- 8 Full Steel Teeth
- Light Weight Polycarbonate Construction
- Great for High Speed Rigs
Magic Box Poly Carb 8 Steel Teeth Piston
Price:$25.99  per EACH
QTY:   Add to cart Add to Wish List
 

MadBull X-Factor Half Teeth Piston 01

Item Code: AC-UPI-MB-XF01
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Mad Bull Airsoft
Manufacturer Part No: MB PB XF 1/2
Stock: Ships in 1 Week
 
Mad Bull X-Factor Half Teeth Piston Upgrade
- Nylon & Fiber Reinforced Composition Construction & Light Weight
- 7/15 Heat Treated Steel Teeth
- Segmented Piston Guide for Reduced Friction & Maximum Durability
- Include Replacement Piston Bodies from Madbull for ONLY $1.50!! Click on item for more details.

MadBull X-Factor Half Teeth Piston 01
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

*MadBull X-Factor Full Teeth Piston 02

Item Code: AC-UPI-MB-XF02
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Mad Bull Airsoft
Manufacturer Part No: MB PB XF
Stock: Ships in 1 Week
 
Mad Bull X-Factor Full Teeth Piston Upgrade
- Nylon & Fiber Reinforced Composition Construction & Light Weight
- 7/15 Heat Treated Steel Teeth
- Segmented Piston Guide for Reduced Friction & Maximum Durability
- Include Replacement Piston Bodies from Madbull for ONLY $1.50!! Click on item for more details.

*MadBull X-Factor Full Teeth Piston 02
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

*MODIFY M4 M14 AEG Cylinder Set

Item Code: AC-UPI-MOD-CY14
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Modify Airsoft & Speed Triggers
Manufacturer Part No: MOD CYL SET M14
Stock: Ships in 1 Week
 
Modify Cylinder Set for TM M14 Series
Specifications:
- Stainless Cylinder Head
- Air Seal Nozzle with o-ring
- Aluminum Ventilation Piston Head
- Super Lucid Chromium Plating Cylinder
- Polycarbonate Piston
- MOD CYL SET M14
*MODIFY M4 M14 AEG Cylinder Set
Price:$59.99  per EACH
QTY:   Add to cart Add to Wish List
 

*MODIFY Bore Up Cylinder Kit for E90

Item Code: AC-UPI-MOD-CY90
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Modify Airsoft & Speed Triggers
Manufacturer Part No: MOD BU CYL SET E90
Stock: Ships in 1 Week
 
Modify Bore Up Cylinder Kit for E90
Specifications:
- Manufacturer: Modify
- 3/4 Ported Cylinder
- Aluminum Bore Up Cylinder Head
- Bore Up Air Nozzle
- Aluminum Bore Up Piston Head
- MOD BU CYL SET E90
*MODIFY Bore Up Cylinder Kit for E90
Price:$54.99  per EACH
QTY:   Add to cart Add to Wish List
 

*MODIFY M4 AK47 Bore Up Cylinder Set

Item Code: AC-UPI-MOD-CYAK
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Modify Airsoft & Speed Triggers
Manufacturer Part No: MOD BU CYL SET AK (GU 01 17)
Stock: Ships in 1 Week
 
Modify AK47 Bore Up Cylinder Set
Specifications:
- Manufacturer: Modify
- SS Cylinder
- Upgrade Cylinder Head
- Air Nozzle
- Upgrade Piston Head
- MOD BU CYL SET AK
*MODIFY M4 AK47 Bore Up Cylinder Set
Price:$54.99  per EACH
QTY:   Add to cart Add to Wish List
 

*MODIFY M4 Bore Up Cylinder Head

Item Code: AC-UPI-MOD-CYHD
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Modify Airsoft & Speed Triggers
Manufacturer Part No: MOD BU CYL HEAD
Stock: Yes & Ships w/in 24Hrs*
 
Modify Bore Up Cylinder Head
Specifications:
- Manufacturer: Modify
- SS Cylinder
- Air Nozzle
- Upgrade Piston Head
- MOD BU CYL HEAD
*MODIFY M4 Bore Up Cylinder Head
Price:$29.99  per EACH
QTY:   Add to cart Add to Wish List
 

Airsoft Scatterplot Blank Sorbo Pad

Item Code: AC-UPI-SBP-Blnk
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
 
Airsoft Scatterplot Blank Sorbo Pad
These are precision laser cut Sorbothane bumpers for airsoft gearboxes. These pads will greatly reduce the impact between the piston and cylinder. Professional or Experienced Installation Reccomended.
100% Made In U.S.A
Airsoft Scatterplot Blank Sorbo Pad
Price:$3.99  per EACH
 
 

Scatterplot Bore-Up Sorbo Pad for V2/V3

Item Code: AC-UPI-SBP-BUV2
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
 
Scatterplot Bore-Up Sorbo Pad for V2/V3
These are precision laser cut Sorbothane bumpers for airsoft gearboxes. These pads will greatly reduce the impact between the piston and cylinder. Professional or Experienced Installation Reccomended.
100% Made In U.S.A
Scatterplot Bore-Up Sorbo Pad for V2/V3
Price:$3.99  per EACH
 
 

Airsoft Scatterplot Sorbo Pad for L96

Item Code: AC-UPI-SBP-L96
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
 
Airsoft Scatterplot Sorbo Pad for L96
These are precision laser cut Sorbothane bumpers for airsoft gearboxes. These pads will greatly reduce the impact between the piston and cylinder. Professional or Experienced Installation Reccomended.
100% Made In U.S.A
Airsoft Scatterplot Sorbo Pad for L96
Price:$3.99  per EACH
 
 

Scatterplot Silent Piston Sorbo Pad V2

Item Code: AC-UPI-SBP-SPV2
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
 
Scatterplot Silent Piston Sorbo Pad V2
These are precision laser cut Sorbothane bumpers for airsoft gearboxes. These pads will greatly reduce the impact between the piston and cylinder. Professional or Experienced Installation Reccomended.
100% Made In U.S.A.
Scatterplot Silent Piston Sorbo Pad V2
Price:$3.99  per EACH
 
 

Airsoft Scatterplot Sorbo Pad for V2/V3

Item Code: AC-UPI-SBP-V2V3
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
 
Airsoft Scatterplot Sorbo Pad for V2/V3 Gearbox
These are precision laser cut Sorbothane bumpers for airsoft gearboxes. These pads will greatly reduce the impact between the piston and cylinder. Professional or Experienced Installation Reccomended.
100% Made In U.S.A
Airsoft Scatterplot Sorbo Pad for V2/V3
Price:$3.99  per EACH
 
 

Airsoft Scatterplot Sorbo Pad for V6

Item Code: AC-UPI-SBP-V6
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
 
Airsoft Scatterplot Sorbo Pad for V6
These are precision laser cut Sorbothane bumpers for airsoft gearboxes. These pads will greatly reduce the impact between the piston and cylinder.Professional or Experienced Installation Reccomended.
100% Made In U.S.A
Airsoft Scatterplot Sorbo Pad for V6
Price:$3.99  per EACH
 
 

Airsoft Scatterplot Sorbo Pad for V7

Item Code: AC-UPI-SBP-V7
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
 
Airsoft Scatterplot Sorbo Pad for V7
These are precision laser cut Sorbothane bumpers for airsoft gearboxes. These pads will greatly reduce the impact between the piston and cylinder.Professional or Experienced Installation Reccomended.
100% Made In U.S.A
Airsoft Scatterplot Sorbo Pad for V7
Price:$3.99  per EACH
 
 

Spartan Aluminum M4 Cylinder SC12H

Item Code: AC-UPI-SC12H
Airsoft Gun Style: M4 M16 Airsoft Gun Internal Upgrades
Manufacturer: SiegeTek Gearbox Internals
Manufacturer Part No: SC12H
Stock: Ships in 2 Weeks
 
Spartan Aluminum M4 Cylinder SC12H

Spartan Aluminum M4 Cylinder 1/2 Hole. Item includes Cylinder Only.
Spartan Aluminum M4 Cylinder SC12H
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Spartan Aluminum M4 Cylinder SC34H

Item Code: AC-UPI-SC34H
Airsoft Gun Style: M4 M16 Airsoft Gun Internal Upgrades
Manufacturer: SiegeTek Gearbox Internals
Manufacturer Part No: SC34H
Stock: Ships in 2 Weeks
 
Spartan Aluminum M4 Cylinder SC34H

Spartan Aluminum M4 Cylinder 3/4 Hole. Item includes Cylinder Only.
Spartan Aluminum M4 Cylinder SC34H
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Spartan Aluminum M4 Cylinder Set SC34HS

Item Code: AC-UPI-SC34HS
Airsoft Gun Style: M4 M16 Airsoft Gun Internal Upgrades
Manufacturer: SiegeTek Gearbox Internals
Manufacturer Part No: SC34HS
Stock: Yes & Ships w/in 24Hrs*
 
Spartan Aluminum M4 Cylinder Set SC34HS

Spartan Aluminum M4 Cylinder Set 3/4 Hole. Set includes Cylinder, Cylinder Head, and Piston Head.
Spartan Aluminum M4 Cylinder Set SC34HS
Price:$49.99  per EACH
QTY:   Add to cart Add to Wish List
 

Spartan Aluminum M4 Cylinder Head SCH

Item Code: AC-UPI-SCH
Airsoft Gun Style: M4 M16 Airsoft Gun Internal Upgrades
Manufacturer: SiegeTek Gearbox Internals
Manufacturer Part No: SCH
Stock: Ships in 2 Weeks
 
Spartan Aluminum M4 Cylinder Head SCH

Spartan Aluminum Cylinder Head For M4.
Spartan Aluminum M4 Cylinder Head SCH
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

Spartan Aluminum M4 Cylinder SCWH

Item Code: AC-UPI-SCWH
Airsoft Gun Style: M4 M16 Airsoft Gun Internal Upgrades
Manufacturer: SiegeTek Gearbox Internals
Manufacturer Part No: SCWH
Stock: Ships in 2 Weeks
 
Spartan Aluminum M4 Cylinder SCWH

Spartan Aluminum M4 Cylinder Without Hole. Item includes Cylinder Only.
Spartan Aluminum M4 Cylinder SCWH
Price:$14.99  per EACH
QTY:   Add to cart Add to Wish List
 

Spartan Aluminum M4 Cylinder Set SCWHS

Item Code: AC-UPI-SCWHS
Airsoft Gun Style: M4 M16 Airsoft Gun Internal Upgrades
Manufacturer: SiegeTek Gearbox Internals
Manufacturer Part No: SCWHS
Stock: Ships in 2 Weeks
 
Spartan Aluminum M4 Cylinder Set SCWHS

Non Ported Cylinder for maximum pressure. Set includes Cylinder, Cylinder Head, and Piston Head.
Spartan Aluminum M4 Cylinder Set SCWHS
Price:$49.99  per EACH
QTY:   Add to cart Add to Wish List
 

Airsoft AEG Absorb Sorbo Bumper Pads

Item Code: AC-UPI-SORBO
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
Manufacturer Part No: AEG001
Stock: Ships in 1 Week
 
Airsoft AEG Rifle Absob Sorbo Bumper Pads
Precision cut bumper pads for Airsoft AEG Gearboxes. These pads are used to reduce impact between the piston & cylinder to prolong the piston's lifespan.

These pads can also be used to correct the AOE or Angle Of Engagement between the sector gear & piston. They're compatible w/ most version 2 & 3 Airsoft AEG gearboxes. Professional or Experienced Installation Reccomended.

Airsoft AEG Absorb Sorbo Bumper Pads
Price:$2.99  per EACH
QTY:   Add to cart Add to Wish List
 

AirSplat Airsoft 4X4 Blank Sorbo Sheet

Item Code: AC-UPI-SORBO4X4
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: AirSplat AS Custom Internal Upgrade Part
Manufacturer Part No: 0224012-70-10
Stock: Yes & Ships w/in 24Hrs*
 
AirSplat Airsoft 4X4 Blank Sorbo Sheet
4 inch by 4 inch blank Sorbo Sheets. Custom cut to your own specifications for any AEG Gearbox. Up to 25 individual sorbo pads per sheet. These pads are used to reduce impact between the piston & cylinder to prolong the piston's lifespan.
These pads can also be used to correct the AOE or Angle Of Engagement between the sector gear & piston. They're compatible w/ most version 2 & 3 Airsoft AEG gearboxes. Professional or Experienced ...
AirSplat Airsoft 4X4 Blank Sorbo Sheet
Price:$4.99  per EACH
QTY:   Add to cart Add to Wish List
 

Spartan Aluminum M4 Piston Head SPH

Item Code: AC-UPI-SPH
Airsoft Gun Style: M4 M16 Airsoft Gun Internal Upgrades
Manufacturer: SiegeTek Gearbox Internals
Manufacturer Part No: SPH
Stock: Ships in 2 Weeks
 
Spartan Aluminum M4 Piston Head SPH

Spartan Aluminum Piston Head For M4
Spartan Aluminum M4 Piston Head SPH
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

Systema Silent Piston / Cylinder Head II

Item Code: AC-UPI-ZS-03-20
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Systema Airsoft
Manufacturer Part No: ZS0320
Stock: Ships in 3 Weeks
 
Systema Aluminum Piston Head and Cylinder Head VII for AEG's
Better compression, quicker decompression, quieter striking volume, spring bearing
Compatible with most AEG (Marui, ICS, Classic Army, etc.)
Systema Silent Piston / Cylinder Head II
Price:$34.99  per EACH
QTY:   Add to cart Add to Wish List
 

Systema Polycarbonate Helical Piston AEG

Item Code: AC-UPI-ZS-0502
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Systema Airsoft
Stock: Yes & Ships w/in 24Hrs*
 
Upgrade Polycarbonate Piston - Higher Strength and Less Friction for Upgraded AEG's with Helical Gear Set
- For upgrade springs higher than M120
Fits Any MP5 and M4/M16's
Compatible with most AEG (Marui, ICS, Classic Army, etc.)

Systema Polycarbonate Helical Piston AEG
Price:$19.99  per EACH
QTY:   Add to cart Add to Wish List
 

Systema Area 1000 Polycarbonate Piston

Item Code: AC-UPI-ZS-A01
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Systema Airsoft
Manufacturer Part No: A01
Stock: Yes & Ships w/in 24Hrs*
 
Upgrade Polycarbonate Piston - Higher Strength and Less Friction for Upgraded AEG's
- For upgrade springs higher than M120
Fits Any MP5 and M4/M16's
Compatible with most AEG (Marui, ICS, Classic Army, etc.)
Systema Area 1000 Polycarbonate Piston
Price:$12.99  per EACH
QTY:   Add to cart Add to Wish List
 

Systema Area Polycarbonate Piston Head

Item Code: AC-UPI-ZS-A08
Airsoft Gun Style: Upgrades Piston, Piston Head & Sorbo Pad
Manufacturer: Systema Airsoft
Stock: Yes & Ships w/in 24Hrs*
 
Systema Area 1000 Polycarbonate / Duracon Piston Head
Ported Cylinder Head allows for quick, efficient decompression of chamber
Composed of Polycarbnate material for effortless cyling of piston
Compatible with most AEG (Marui, ICS, Classic Army, etc.)
Systema Area Polycarbonate Piston Head
Price:$12.99  per EACH
QTY:   Add to cart Add to Wish List
 

Systema Area 1000 Teflon Ported Cylinder

Item Code: AC-UPI-ZS-A11
Airsoft Gun Style: Upgrades Airsoft Cylinder, Head, & Set
Manufacturer: Systema Airsoft
Stock: Yes & Ships w/in 24Hrs*
 
Systema Area 1000 Teflon Aluminium Ported Cylinder
Compatible with most AEG's, MP5 Variants
Teflon coating provides smooth, frictinoless operation
Port allows for efficient and complete decompression of chambe prior to next cycle
Compatible with most AEG (Marui, ICS, Classic Army, etc.)
Systema Area 1000 Teflon Ported Cylinder
Price:$12.99  per EACH
QTY:   Add to cart Add to Wish List
 

Celcius M4 CTW Hop Up Chamber Base

Item Code: UPI-CTW-BRL-021
Airsoft Gun Style: M4 M16 Airsoft Gun Internal Upgrades
Manufacturer: Celcius Airsoft
Manufacturer Part No: BRL-021
Stock: Yes & Ships w/in 24Hrs*
 
Celcius M4 CTW Hop Up Chamber Base
Features:
- Zinc Alloy Construction
- Compatible with Celcius M4, M4 CQB, M16A2, and M16A3 Training Weapons
Celcius M4 CTW Hop Up Chamber Base
Price:$9.99  per EACH
QTY:   Add to cart Add to Wish List
 

Celcius M4 CTW Barrel Key

Item Code: UPI-CTW-BRL-022
Airsoft Gun Style: M4 M16 Airsoft Gun Internal Upgrades
Manufacturer: Celcius Airsoft
Manufacturer Part No: BRL-022
Stock: Yes & Ships w/in 24Hrs*
 
Celcius M4 CTW Barrel Key
Features:
- Zinc Alloy Construction
- Compatible with Celcius M4, M4 CQB, M16A2, and M16A3 Training Weapons
Celcius M4 CTW Barrel Key
Price:$2.99  per EACH
QTY:   Add to cart Add to Wish List
 

Celcius NEW Hop Up Chamber Packing

Item Code: UPI-CTW-BRL-023
Airsoft Gun Style: M4 M16 Airsoft Gun Internal Upgrades
Manufacturer: Celcius Airsoft
Manufacturer Part No: BRL-023N
Stock: Yes & Ships w/in 24Hrs*
 
Celcius NEW Hop Up Chamber Packing
Features:
- Increases Muzzle Velocity Stability
- Increases Accuracy
- Compatible with Celcius M4, M4 CQB, M16A2, and M16A3 Training Weapons
Celcius NEW Hop Up Chamber Packing
Price:$2.99  per EACH
QTY:   Add to cart Add to Wish List
 

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