Rise Armament's advanced bolt-carrier group (BCG) is manufactured with precision and individually inspected to ensure high-level performance. It is individually MPI tested and constructed of tool steel. This model is compatible with your AR-15 and has a nickel boron finish.
|Size||223 Remington/5.56 NATO|
|Type||Bolt Carrier Group|
|Model||Bolt Carrier Group|
|Series||Bolt Carrier Group|
Determined at checkout.