UAC Aluminum Lightweight Bolt Carrier for Marui M4A1 MWS GBB (Gold) G36KSK 3 HYBRID 8mm Bearing Gearbox

3 HYBRID 8mm Bearing Gearbox Set (Front Wiring)

SKU KA-AD-M40XB-02 Item Weight (gram) 12 Major Color Black Adaptive End 14mm Counter-Clockwise Built Material Steel Manufacturer King Arms

Muzzle Velocity: 300-330 FPS with 0

- 4 pcs x Wilson Combat Magazine Base in

UAC Aluminum Lightweight Bolt Carrier for Marui M4A1 MWS GBB (Gold) G36KSK 3 HYBRID 8mm Bearing GearboxUAC Aluminum Lightweight Bolt Carrier for Marui M4A1 MWS GBB (Gold) CNC 6061 Aluminum Construction (Hard Anodize) Suitable for Tokyo Marui M4A1 MWS Series Airsoft Gas Blow Back GBB Rifle Lightweight and trim with style Increase the rate of fire and faster shooting cycle