Bolt Carrier Groups

The Ballistic Advantage .308 / 7.62 Bolt Carrier Group is an excellent firing mechanism for your big-bore rifle build. This high quality BCG features a Black Nitride finish, is MPI/HPT and includes a Ballistic Advantage spade logo. Carrier...

The Aero Precision .308 / 7.62 Bolt Carrier Group is the perfect firing mechanism for your big-bore rifle build. This high quality BCG features a mil-spec phosphate finish, is MPI/HPT and now includes a laser engraved Aero Precision 'A' logo! Carrier...

The Aero Precision upgraded .308/7.62 Nickel Boron BCG is an eye catching addition to your AR build. Exacting dimensions and superior coating ensure the highest quality and correct component interface. Features: No Aero 'A' Logo Machined from 8620 Tool...

The Aero Precision .308 / 7.62 Bolt Carrier Group is the perfect firing mechanism for your big-bore rifle build. This high quality BCG features a Black Nitride finish, is MPI/HPT and now includes a laser engraved Aero Precision 'A' logo. Carrier...