UAC Aluminum Lightweight Bolt Carrier for Marui M4A1 MWS GBB (Gold) Type B The most updated 7511 Type

The most updated 7511 Type Motor for the PTW EVOLUTION represents the pinnacle of Airsoft motor technology based on Systema

Acetal and Steel Manufacturer Guarder Hop-up N/A Shooting Mode N/A Gearbox Type N/A Fit Battery Pack N/A Bullet Type N/A Pistol Power Source N/A

- Silver Edge Gear Box Installed

As the pellet shoots through this hop up bucking

ABS Construction  Licensed by FN HERSTAL BELGIUM  SEMI & FULLY Automatic Shooting Mode (three-position rotary dial fire control selector

UAC Aluminum Lightweight Bolt Carrier for Marui M4A1 MWS GBB (Gold) Type B The most updated 7511 TypeUAC 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