WE M4A1 RIS PCC Version GBB Rifle Inner-Barrel-Length-(mm)_455mm and thus can attach the

and thus can attach the sling to it

Shake Awake

Upgraded spring

Each cocking will Shoot 3 / 6 Bullet out (Double hop up system with switching system)

WE M4A1 RIS PCC Version GBB Rifle Inner-Barrel-Length-(mm)_455mm and thus can attach theWE M4A1 RIS PCC Version GBB Rifle 1 1 Scale High Performance Assembled Gas Blow Back GBB Rifle Featuring both SEMI & FULLY Automatic Shooting Mode Pistol Caliber Carbine Version Colt experimented with a 9mm configuration Metal Body Receiver Metal Outer Barrel With Flash Hider Polymer 20mm Picatinny Rail System Handguard Metal Removable Carry Handle Metal Fixed Front Sight Polymer Retractable Stock With Metal Stock Pipe Polymer Pistol Grip Metal