Bolt Carrier Group

Aero Precision BCG Assembly - .223/5.56

This high quality bolt carrier group is a valuable addition to your AR15 build. Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt) Properly staked gas key Shot peened HPT tested/MPI...

Aero Precision BCG Assembly - .308/7.62x51

Our .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...

Aero Precision PRO Series BCG Assembly - .223/5.56

The Aero Precision PRO 5.56 Bolt Carrier Group is built from the ground up to meet the demands of the most extreme conditions. Each component and manufacturing process of the PRO 5.56 Bolt Carrier Group was deliberately chosen to increase the reliable...

F-1 Firearms DuraBolt BCG Assembly - .308/7.62x51 - Gold

F-1 Firearms DuraBolt direct impingement full auto rated AR10 bolt carrier group is compatible with DPMS spec large frame receiver sets and associated components. TiN Coated, Gold Carpenter 158 bolt that is ground after heat treat 8620 Steel...

Radian Enhanced BCG Assembly - .223/5.56

The Enhanced Bolt Carrier Group for AR15/M16 platform weapons was designed to minimize carrier tilt and reduce friction inside the upper receiver by relocating key bearing surfaces. All materials, tolerances, and coatings...

CMC Triggers Enhanced BCG Assembly - .223/5.56

CMC Triggers Enhanced Bolt Carrier Group was designed for shooters who demand superior performance weapon components in the heart of their firearm. CMC proudly manufactures the highest quality firearms components in the industry...

CMMG BCG Assembly - .223/5.56

Complete Mil-Spec M16 bolt carrier group for 5.56mm/.223 and 300 BLK. All CMMG products come with our Lifetime Quality Guarantee. Bolt: 9310 Steel, Phosphate Finish Carrier: 8620 Steel, Chrome Lined, Phosphate...

F-1 Firearms DuraBolt BCG Assembly - .223/5.56 - Chrome

The F-1 Firearms DuraBolt Black Nitride direct impingement full auto rated M16/M4 bolt carrier group, for use in AR15 platforms, is compatible with mil-spec receivers and associated components. The bolt carrier and bolt are ground after heat treat...

F-1 Firearms DuraBolt BCG Assembly - .223/5.56 - Rose Gold

The F-1 Firearms DuraBolt Black Nitride direct impingement full auto rated M16/M4 bolt carrier group, for use in AR15 platforms, is compatible with MIL-SPEC receivers and associated components. The bolt carrier and bolt are...

F-1 Firearms DuraBolt BCG Assembly - .308/7.62x51 - Rose Gold

F-1 Firearms DuraBolt direct impingement full auto rated AR10 bolt carrier group is compatible with DPMS spec large frame receiver sets and associated components. TiCN Coated, Rose Gold Carpenter 158 bolt that is ground after heat treat 8620 Steel...

F-1 Firearms DuraBolt BCG Assembly - .308/7.62x51 - Silver

F-1 Firearms DuraBolt direct impingement full auto rated AR10 bolt carrier group is compatible with DPMS spec large frame receiver sets and associated components. CRN Coated, Silver Carpenter 158 bolt that is ground after heat treat 8620 Steel...

F-1 Firearms DuraBolt BCG Assembly - .308/7.62x51 - Stainless

F-1 Firearms DuraBolt direct impingement full auto rated AR10 bolt carrier group is compatible with DPMS spec large frame receiver sets and associated components. DLC Coated Carpenter 158 bolt that is ground after heat treat 8620 Steel Construction