C&C Tac Threaded Outer Barrel for SIG AIR M18 GBB (14mm CCW)

C&C Tac Threaded Outer Barrel for SIG AIR M18 GBB (14mm CCW) Metal Construction 14mm Counter Clockwise Thread With Proctive Thread Cap Suitable For SIG AIR M18 Series Airsoft Gas Blow Back GBB Pistol