Bolt Carrier Groups

Rise Armament produces complete Bolt Carrier Groups (BCG) for AR-15 and AR-10 firearm platforms chambered in .223 Rem, 5.56x45mm, .308 Win, and 7.62x51mm. These complete BCGs include a properly staked gas key assembly, complete bolt assembly, and complete firing pin assembly. Rise Armament bolt carrier groups are an ideal performance upgrade for any AR build.
