C&C Tac Threaded Outer Barrel for SIG AIR M17 GBB (14mm CCW)

C&C Tac Threaded Outer Barrel for SIG AIR M17 GBB (14mm CCW) Metal Construction 14mm CCW Thread With Protecitve Cap Suitable For SIG AIR M17 Series Airsoft Gas Blow Back GBB Pistol