Radian Weapons Enhanced Black Nitride Bolt Carrier Group BCG AR15/M16 Nitride R0081. These Radian Weapons Bolt Carrier Groups feature a shot peened bolt that meets and exceeds Mil-Spec standards. In addition the Radian Weapons Black Nitride Bolt...
Radian Weapons Enhanced Black Nitride Bolt Carrier Group BCG AR15/M16 Nitride R0081. These Radian Weapons Bolt Carrier Groups feature a shot peened bolt that meets and exceeds Mil-Spec standards. In addition the Radian Weapons Black Nitride Bolt...