BCG
Gas & Brass Armory offers a trusted selection of AR-15 Bolt Carrier Groups (BCGs) for your rifle builds in Brandon, FL. Whether you're looking for a reliable mil-spec BCG or a premium enhanced model, we stock top brands like Aero Precision, BCM, FailZero, and Toolcraft. Choose from phosphate, nitride, or nickel boron finishes, with full-auto and lightweight options available. All BCGs are built to perform under pressure and keep your rifle cycling reliably.
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WILSON COMBAT AR15/M16 BOLT CARRIER 556 NK 810025500733
Wilson Combat
$217.00Wilson Combat TRBCAPNIB Bolt Carrier Assembly 5.56 NATO Nickel Stainless Steel AR-15Bolt Carrier AssemblyBolt Carrier AssemblyStainless SteelNickel$217.00 -
RISE BCG 308 BLK NITRIDE 851046006279
RISE
$195.00Rise Armament RA1012BLK Bolt Carrier Group 30 Cal Black Nitride Steel for AR-10Bolt Carrier GroupBolt Carrier GroupSteelBlack Nitride$195.00 -
ODIN AR10 BLK NIT BOLT CARR GROUP 857116007115
ODIN
$214.00Odin Works ACC308BCG Bolt Carrier Group Black Nitride AR-10Bolt Carrier GroupBolt Carrier GroupBlack Nitride$214.00 -
LANTAC M-SPEC BCG 308/762 NIB 614347509128
LANTAC
$234.00LANTAC 01-MSPEC-762-NIB-BCG M-SPEC BCG 308/762 NIB$234.00 -
FAXON 556 GUNNR LTWT BCG CHM 816341024663
Faxon
$276.00Faxon Firearms FF556BCGCNITRIDELWNCR Gunner 5.56 NATO Nitride Full Auto ChameleonGunnerGunnerNitrideFull Auto$276.00 -
WMD NIB-X BCG WITHOUT HAMMER 308
WMD Guns
MSRP: $291.38$234.00The NiB-X .308 Bolt Carrier Group provides long life and easy cleaning in the harshest of environments. DPMS compatible.MANUFACTURER: WMD GunsMPN: NIBXBCG308MODEL: 0Description: Carrier Group without HammerFinish: Nib-XType: Bolt Carrier GroupColor:...MSRP: $291.38$234.00 -
SPIKE S M16 BOLT CARRIER GROUP LW
Spike's Tactical
MSRP: $281.25$225.00Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the Spike's Tactical Lightweight BCG with Nickel Boron Coating.MANUFACTURER: Spike's TacticalMPN: ST5BG05MODEL: M16Description: HPT/MPI BoltFinish:...MSRP: $281.25$225.00 -
SPIKE S BCG 5.56 NIB
Spike's Tactical
MSRP: $253.13$203.00Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the Spike's Tactical BCG with Nickel Boron Coating.MANUFACTURER: Spike's TacticalMPN: ST5BG03MODEL: 0Description: Bolt Carrier GroupFinish: Nickel...MSRP: $253.13$203.00 -
SOLGW SCALPER BOLT CARRIER GROUP
Sons of Liberty Gun Works
MSRP: $272.93$199.00Sons of Liberty looks at the bolt carrier group as the heart of the gun. If the gas port is the lungs, then the bolt carrier group is the heart. It's what drives the entire gun. If you look at the AR platform's cycle of operations, everything happens...MSRP: $272.93$199.00 -
SANTAN AR10 ENHNCD BCG 308 NTRD BLK
San Tan Tactical
MSRP: $317.00$254.00High quality components and precise manufacturing make San Tan Tactical parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.MANUFACTURER:...MSRP: $317.00$254.00 -
RISE LOW MASS BCG .223/5.56 NIB
Rise Armament
MSRP: $312.49$250.00Packing exceptional performance into a lightweight - but full-power - package, RISE Armament designed the RA-1010 Low-Mass Bolt Carrier Group to help you shoot more accurately. With a reduced reciprocating mass during the firing cycle, it lessens recoil...MSRP: $312.49$250.00 -
POF ROLLER CAM PIN ASSEMBLY 223
Patriot Ordnance Factory
MSRP: $300.00$240.00NP3 coated Roller Cam Pin for piston-operated rifles. Fits gas piston 5.56 carrier.MANUFACTURER: Patriot Ordnance FactoryMPN: 00307MODEL: 223Description: Roller CamFinish: NP3 CoatingType: Bolt Carrier Group PartMSRP: $300.00$240.00