ICS M4 Upgraded Upper Gearbox MA-56
Availability: Out of Stock
Manufacturer:ICS (I Chih Shivan)
Includes: Upper Gear Box, M120 Spring, Metal Bearing Spring Guide Rod, Tappet Plate, Piston, Piston Head, Ported Cylinder, Cylinder Head, and Feed Nozzle.
Compatible with ICS M4 or M16
Upgrades FPS to 400
|Manufacturers||ICS (I Chih Shivan)|
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