Cry Havoc Tactical 223 QRB Gen-3 Receiver Plate 793888119413. The 223 QRB Gen-3 Receiver Plate has an additional set screw. The QRB Kit can only be used on Barrels with a maximum outside diameter of 0.985in and Free Float Hand Guards with a maximum...
Cry Havoc Tactical 223 QRB Gen-3 Receiver Plate 793888119413. The 223 QRB Gen-3 Receiver Plate has an additional set screw. The QRB Kit can only be used on Barrels with a maximum outside diameter of 0.985in and Free Float Hand Guards with a maximum...