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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AERO AR9 9MM BCG BLK NITRIDE
Aero Precision
MSRP: $251.99$180.00The Aero Precision EPC/AR9 Bolt is the core of your EPC build. Machined from 8620 steel and featuring a nitride finish, fracture resistant grade 23 titanium pin, and 4140 steel extractor, the EPC bolt assembly is precision machined from the ground up to...MSRP: $251.99$180.00 -
WMD NIB-X BCG 7.62X39
WMD Guns
MSRP: $245.70$176.00Manufactured by Defense Industrial Base suppliers to WMD's exacting specifications to provide the best BCG available, these BCGs are specifically engineered for NiB-X nickel boron coating to provide long life, high reliability and easy cleaning and...MSRP: $245.70$176.00 -
WMD NIB-X BCG WITHOUT HAMMER 556
WMD Guns
MSRP: $206.64$150.00BCG components are NiB-X coated and polished to reduce fouling adherence. Coating is guaranteed for life against chipping, spalling or flaking. Over 30K rounds in Government protocol endurance testing did not wear the coating off. Especially beneficial...MSRP: $206.64$150.00 -
WMD NIB-X BCG WITH HAMMER 556
WMD Guns
MSRP: $219.24$167.00BCG components are NiB-X coated and polished to reduce fouling adherence. Coating is guaranteed for life against chipping, spalling or flaking. Over 30K rounds in Government protocol endurance testing did not wear the coating off. Especially beneficial...MSRP: $219.24$167.00 -
TRUE PRECISION TP-22 BOLT 10/22 CPR
True Precision
MSRP: $172.89$124.00The TP/22 bolt fits all 10/22 style .22LR firearms. A standard 10/22 charging handle should be used with this bolt on non True Precision 10/22 receivers.MANUFACTURER: True PrecisionMPN: TP-1022BLT-CMODEL: TP22Finish: PVDType: BoltColor: CopperMSRP: $172.89$124.00 -
TRUE PRECISION TP-22 BOLT 10/22 GLD
True Precision
MSRP: $172.89$124.00The TP/22 bolt fits all 10/22 style .22LR firearms. A standard 10/22 charging handle should be used with this bolt on non True Precision 10/22 receivers.MANUFACTURER: True PrecisionMPN: TP-1022BLT-GMODEL: TP22Finish: Titanium NitrideType: BoltColor: GoldMSRP: $172.89$124.00 -
TRUE PRECISION TP-22 BOLT 10/22 SS
True Precision
MSRP: $172.89$124.00The TP/22 bolt fits all 10/22 style .22LR firearms. A standard 10/22 charging handle should be used with this bolt on non True Precision 10/22 receivers.MANUFACTURER: True PrecisionMPN: TP-1022BLT-SSMODEL: TP22Finish: Stainless SteelType: BoltColor:...MSRP: $172.89$124.00 -
SPIKE S M16 BOLT CARRIER GROUP BLK
Spike's Tactical
MSRP: $188.94$135.00Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the same BCG Spike's Tactical uses in their factory built rifles.MANUFACTURER: Spike's TacticalMPN: ST5BG01MODEL: M16Description: HPT/MPI BoltFinish:...MSRP: $188.94$135.00 -
SOLGW BOLT CARRIER GROUP
Sons of Liberty Gun Works
MSRP: $250.60$184.00Sons of Liberty Gun Works 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...MSRP: $250.60$184.00 -
SANTAN AR15 ENHNCD BCG 556 NTRD BLK
San Tan Tactical
MSRP: $235.51$173.00High 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: $235.51$173.00 -
ROSCO 556NATO/300BLK BCG PHOS BLK
Rosco Manufacturing
MSRP: $196.88$171.00These 5.56 / 300 BLK Bolt Carrier Groups are Phosphate Coated with Chrome Lined Gas Key & Bolt Channel, Full-Auto rated, properly staked, and the bolts are Matched to the barrel. Their Rosco Phosphate Bolt Carrier Groups are designed to meet the...MSRP: $196.88$171.00 -
ROSCO 556NATO/300BLK BCG MELONITE BK
Rosco Manufacturing
MSRP: $190.09$142.00The Rosco Melonited Bolt Carrier Groups are designed to meet the modern-day carbine shooters requirements. They have also balanced input from their consumers and military end users in order to bring you the product you need, not just the one they want to...MSRP: $190.09$142.00