Systema MP5 Energy Gear Box M150

Regular Price: $259.99

Special Price: $179.39

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Availability: In Stock

Product Code:AC-UPI-SMP-150

Manufacturer:Systema Airsoft


Systema Complete Energy Mecha-Box for MP5 Series (A4, A5, SD5, SD6)
- Complete Drop In Gear Box for Full Stock Rear Battery MP5 with M150 Upgrade Spring for 470 - 500 FPS
- All internal parts completed upgraded with Systema Parts (gears, bearings, tappet late, cylinder, bearing spring guide rod, selector plate, low resistance wires)
- Completely Reinforced Heavy Duty Alloy Gear Box
- Includes All Helical Super Torque Up Gear Set with Bore Up Cylinder Set
- Highest Option Possible! Most Powerful!

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Manufacturers Systema Airsoft
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