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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BOOTLEG PHOS BOLT COMPLETION KIT 308
Bootleg
MSRP: $125.06$89.33Upgrade your carrier with confidence today. Additionally, by completing your Bootleg, Inc. AR 10 Carrier with the Bootleg, Inc. .308 AR Carrier Completion Kit, is an investment in a product that is designed to exceed expectations. The kit is carefully...MSRP: $125.06$89.33 -
BLACK RAIN 223 BOLT CARRIER GRP LEFT
Black Rain Ordnance
MSRP: $273.70$195.50Black Rain Ordnance, Inc. is a precision firearms manufacturer specializing in modern sporting rifle designs and high quality accessories.MANUFACTURER: Black Rain OrdnanceMPN: BRO-BCG-LHMODEL: 223Description: Biohazard EngravedFinish: Nib-XType: Bolt...MSRP: $273.70$195.50 -
BAD 9MM AR15 BOLT CARRIER GROUP BLK
Battle Arms Development
MSRP: $237.93$169.95Enhanced 9mm Blowback AR-15 Bolt Carrier Group is compatible with both COLT and GLOCK magazine configurations. Features reliable AR-15 style extractor claw with O-Ring and spring and broad trigger compatibility with ramped bottom geometry. Charging...MSRP: $237.93$169.95 -
BAD 556 AR15 BCG TITANIUM ARMORTI
Battle Arms Development
MSRP: $493.75$395.00The best just got better! From the inventors of the very first fully modular, patented, ambidextrous safety selector for the AR-15 platform, Battle Arms Development is raising the bar on reliability and compatibility of hard-use MSR components...MSRP: $493.75$395.00 -
BAD M4/M16 ENHANCED BCG
Battle Arms Development
MSRP: $265.93$189.95Established in 2009, Battle Arms Development, Inc. (B.A.D. Inc.) stands as a distinguished force in the realm of small arms innovation. Nestled in the heart of Henderson, Nevada, their company is driven by a relentless commitment to pushing the...MSRP: $265.93$189.95 -
AERO AR15 6.5GREN BCG W/9310 BLK
Aero Precision
MSRP: $223.99$159.99This high quality bolt carrier group is a valuable addition to your 6.5 Grendel/6mm ARC build.MANUFACTURER: Aero PrecisionMPN: APRH100725CMODEL: Bolt Carrier GroupDescription: 6.5 GrendelFinish: NitrideType: Bolt Carrier GroupColor: BlackMSRP: $223.99$159.99 -
CMMG M16/AR FIRING PIN RETAINER
CMMG
MSRP: $1.63$0.99Since 2002 CMMG has been the leading manufacturer of AR-15 rifles, AR-10 rifles, and trailblazing AR technologies. CMMG offers premium AR-15 and AR-10 rifles, parts, and accessories.MANUFACTURER: CMMGMPN: 55BA4C5MODEL: Firing Pin RetainerColor: SilverMSRP: $1.63$0.99 -
Out of stock
ARMASPEC AR10 FIRING PIN
Armaspec
MSRP: $32.65$19.79The Armaspec Firing Pins are made out of 17-4 Stainless Steel and H900 hardenedMANUFACTURER: ArmaspecMPN: ARM683-SSMODEL: AR10 Firing PinFinish: Stainless SteelColor: SilverMSRP: $32.65$19.79 -
Out of stock
WMD NIB-X BCG WITHOUT HAMMER 556 BLK
WMD Guns
MSRP: $219.24$156.60BCG 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$156.60 -
Out of stock
WMD NIB-X BCG 7.62X39
WMD Guns
MSRP: $245.70$175.50Manufactured 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$175.50 -
Out of stock
WMD NIB-X BCG WITHOUT HAMMER 308
WMD Guns
MSRP: $291.38$233.10The 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$233.10 -
Out of stock
WMD NIB-X BOLT ASSEMBLY 556
WMD Guns
MSRP: $88.20$63.00WMD's 5.56 Bolt Assembly-Optimized for performance. The bolt was engineered for NiB-X nickel boron coating to provide long life, ease of cleaning and superior locking and unlocking action with barrel extensions.MANUFACTURER: WMD GunsMPN:...MSRP: $88.20$63.00