Complete AR-15 bolt carrier groups from Spikes Tactical, Bravo Company, Lantac, Battle Arms Development and CMMG, in phosphate and nitride finishes.
Confirm the bolt face matches your caliber. Standard 5.56 bolts also run .223 and .300 Blackout, while other calibers need their own bolt.
Products List
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CMMG Bolt Carrier Group M16 Phosphate Finish 5.56
CMMG$154.95The CMMG M16 bolt carrier group is a complete, mil-spec style 5.56 BCG with a full-mass M16 carrier and a phosphate finish.FeaturesM16-profile carrier9310 steel bolt8620 steel carrier with... -
Battle Arms Development Full Auto Bolt Carrier Group AR15/M16
Battle Arms Development$135.00The Battle Arms Development M16-profile bolt carrier group pairs a case-hardened 8620 billet carrier with a shot-peened, black nitride bolt for a durable AR-15 upper. Features M16 full-auto profile... -
LANTAC Enhanced Bolt Carrier Group Full Auto AR15/M4 .223/5.56 Black Nitride
LANTAC$261.99Lantac's Enhanced 5.56 bolt carrier group is a full-auto profile AR-15 BCG with enlarged, forward-facing gas vents that help it run cooler and cleaner, especially on suppressed short-barreled rifles... -
Bravo Company AR15/M4 Bolt Carrier Group MPI Auto .223/5.56
Bravo Company (BCM)$189.95 - $199.95The BCM Bolt Carrier Group (MPI) Auto is a fully assembled, M16-profile AR-15 bolt carrier group built to USGI specifications. Each group is test fired, and the bolt is high pressure tested and... -
Spikes Tactical Phosphate Bolt Carrier Group .223/5.56
Spikes Tactical$134.95The Spike's Tactical phosphate BCG is a complete M16-profile 5.56 bolt carrier group with an HPT/MPI bolt and properly staked gas key. Features M16 profile carrierBolt is Carpenter 158 or 9310 steel,...
