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 AR9 9MM Bolt Carrier Group (BCG) is engineered for reliability and durability in 9mm blowback AR-style firearms. Crafted from high-quality 8620 steel with a black nitride finish, this BCG offers enhanced corrosion resistance and smooth...MSRP: $251.99$180.00 -
WMD NIB-X BCG 7.62X39
WMD Guns
MSRP: $245.70$176.00The WMD Guns NIB-X BCG 7.62X39 is a precision-engineered bolt carrier group designed for durability and reliable performance. Featuring WMD's proprietary NiB-X nickel boron coating, this BCG offers exceptional resistance to fouling and corrosion,...MSRP: $245.70$176.00 -
WILSON BOLT CARRIER ASMBLY 556NATO
Wilson Combat
MSRP: $260.33$186.00The Wilson Combat Bolt Carrier Assembly 556NATO is a precision-engineered component designed to meet rigorous Mil-Spec standards. Crafted from high-quality materials, the bolt is machined from Carpenter 158 steel and shot peened to enhance durability and...MSRP: $260.33$186.00 -
SPIKE S M16 BOLT CARRIER GROUP LW
Spike's Tactical
MSRP: $281.25$225.00The SPIKE S M16 Bolt Carrier Group LW from Spike's Tactical offers a high-quality upgrade for M16-style rifles. Engineered to precise military specifications, this bolt carrier group is crafted with a lightweight design to reduce overall firearm weight...MSRP: $281.25$225.00 -
SPIKE S BCG 5.56 NIB
Spike's Tactical
MSRP: $253.13$203.00The SPIKE S BCG 5.56 NIB from Spike's Tactical is a precision-engineered bolt carrier group designed to enhance the reliability and performance of your firearm. Featuring a durable Nickel Boron coating, this bolt carrier group offers exceptional...MSRP: $253.13$203.00 -
SPIKE S 9MM BOLT BLK
Spike's Tactical
MSRP: $251.94$180.00The Spike's Tactical SPIKE S 9MM Bolt in black is engineered for compatibility with both Glock and Colt pattern lowers, providing versatility for various 9mm firearm builds. Crafted with precision, this bolt carrier group is designed to ensure reliable...MSRP: $251.94$180.00 -
SOLGW SCALPER BOLT CARRIER GROUP
Sons of Liberty Gun Works
MSRP: $272.93$195.00The SOLGW Scalper Bolt Carrier Group from Sons of Liberty Gun Works is engineered to serve as a critical component within the AR platform. Recognized for its robust construction, this bolt carrier group is designed to reliably manage the core functions...MSRP: $272.93$195.00 -
RISE BCG .223/5.56 NIB
Rise Armament
MSRP: $251.99$180.00The Rise Armament RISE BCG .223/5.56 NIB is a precision-engineered bolt carrier group designed to enhance the performance and reliability of your AR-15 platform. Manufactured with high-quality materials and finished with a durable nickel boron coating,...MSRP: $251.99$180.00 -
RISE LOW MASS BCG .223/5.56 NIB
Rise Armament
MSRP: $312.49$250.00The RISE LOW MASS BCG .223/5.56 NIB from Rise Armament is engineered for enhanced firearm performance through its lightweight design and durable construction. This bolt carrier group features a low-mass profile that reduces reciprocating weight during...MSRP: $312.49$250.00 -
POF ROLLER CAM PIN ASSEMBLY 223
Patriot Ordnance Factory
MSRP: $300.00$240.00The POF Roller Cam Pin Assembly 223 by Patriot Ordnance Factory is a precision-engineered component designed specifically for piston-operated rifles utilizing a 5.56 gas piston carrier. Featuring an NP3 coating, this cam pin offers enhanced durability...MSRP: $300.00$240.00 -
LUTH AR BCG COMPLETE LR-308
Luth-AR
MSRP: $263.19$197.00The LUTH AR BCG COMPLETE LR-308 from Luth-AR is a precision-engineered bolt carrier group designed to enhance the performance and reliability of compatible firearms. Crafted with attention to detail, this component offers robust construction to withstand...MSRP: $263.19$197.00 -
KAK AR15 BCG M16 556 K-SPEC NP3 DE
KAK Industry
MSRP: $309.36$248.00The KAK AR15 BCG M16 556 K-SPEC NP3 DE by KAK Industry is a precision-engineered bolt carrier group designed for reliability and smooth operation. Crafted with attention to detail, this bolt carrier group features an aluminum carrier finished with a...MSRP: $309.36$248.00