.308 Bolt-Carrier Group

Black Nitride Finish

RISE Armament 308 Bolt Carrier Group, Black Nitride BCG, AR-10

.308 Bolt-Carrier Group

Black Nitride Finish


0 stars 0 review

RISE Armament manufactures its advanced .308 bolt-carrier group (BCG) with precision and individually inspects each to ensure high-level performance.

Key Features

High-strength and easy-to-clean black nitride finish

Individually MPI tested

Bolt: 9310 MPI tested

Carrier: 8620 tool steel heat treated and case hardened

Gas key: tool steel - grade 8 hardened fasteners and staked properly

Cam pin: 4140 steel

Extractor: tool steel – shot peened