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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KAK AR15 BCG M16 556 K-SPEC FDE DE
KAK Industry
MSRP: $269.99$216.00The KAK Industry AR15 BCG M16 556 K-SPEC in Flat Dark Earth is a precision-engineered bolt carrier group designed to enhance the performance and reliability of AR-15 style rifles. Crafted with attention to detail, this BCG features a durable PVD finish...MSRP: $269.99$216.00 -
KAK AR15 BCG M16 556 NP3 9130
KAK Industry
MSRP: $253.11$203.00The KAK AR15 BCG M16 556 NP3 9130 is a high-quality bolt carrier group designed by KAK Industry to enhance the reliability and durability of AR-15 rifles. Featuring an advanced NP3 coating, this bolt carrier group combines electroless nickel plating with...MSRP: $253.11$203.00 -
KAK AR15 BCG M16 556 K-SPEC C&P BLK
KAK Industry
MSRP: $264.53$189.00The KAK AR15 BCG M16 556 K-SPEC C&P BLK from KAK Industry is a precision-engineered bolt carrier group designed to enhance the reliability and performance of AR-15 style rifles. Crafted with durable materials and featuring a phosphate finish, this bolt...MSRP: $264.53$189.00 -
KAK BCG M16 762X39 K-SPEC NP3 TIGRY
KAK Industry
MSRP: $314.99$252.00The KAK BCG M16 762X39 K-SPEC NP3 TIGRY by KAK Industry is a precision-engineered bolt carrier group designed for enhanced durability and reliable performance. Crafted to fit AR-15 style platforms chambered in 7.62x39, this bolt carrier group features a...MSRP: $314.99$252.00 -
KAK BCG AR15 556 K-SPEC CL DE DV SLV
KAK Industry
MSRP: $303.74$243.00The KAK BCG AR15 556 K-SPEC CL DE DV SLV is a precision-engineered bolt carrier group designed to enhance the performance and reliability of AR-15 style rifles. Manufactured by KAK Industry, this BCG features a durable NP3 coating that provides...MSRP: $303.74$243.00 -
KAK KSPEC AR15 BCG 556 DE CLP BLK
KAK Industry
MSRP: $251.99$180.00The KAK Industry K-SPEC AR15 Bolt Carrier Group (BCG) is engineered to deliver reliable performance for AR-15 style rifles. Crafted with a durable black phosphate finish, this BCG offers enhanced corrosion resistance and longevity under a variety of...MSRP: $251.99$180.00 -
FAXON 308/6.5 CM/8.6 BLK BCG
Faxon Firearms
MSRP: $251.85$202.00The Faxon 308/6.5 CM/8.6 BLK BCG by Faxon Firearms is engineered to exceed standard MIL-SPEC requirements, offering enhanced durability and performance. Crafted from 9310 tool steel, the bolt provides exceptional strength and reliability. The entire bolt...MSRP: $251.85$202.00 -
FAXON 5.56 M16 BCG CHAMELEON
Faxon Firearms
MSRP: $256.31$184.00The Faxon 5.56 M16 BCG Chameleon is a high-quality bolt carrier group designed to exceed standard MIL-SPEC requirements. Manufactured by Faxon Firearms, this BCG features a durable construction using 9310 tool steel for the bolt, which provides enhanced...MSRP: $256.31$184.00 -
FAXON 5.56 M16 BCG TIN
Faxon Firearms
MSRP: $256.31$184.00The Faxon 5.56 M16 BCG TIN bolt carrier group is engineered to exceed standard MIL-SPEC requirements, offering enhanced durability and performance. Manufactured by Faxon Firearms, this BCG features a titanium nitride finish that provides superior...MSRP: $256.31$184.00 -
FAXON 5.56 GUNNER LW 9310 BCG NTRD
Faxon Firearms
MSRP: $286.35$230.00The Faxon 5.56 Gunner LW 9310 Bolt Carrier Group (BCG) features a lightweight design crafted to enhance the performance of AR-15 style rifles. Manufactured by Faxon Firearms, this BCG is constructed from durable 9310 steel, known for its strength and...MSRP: $286.35$230.00 -
FZ AR10 BCG NO HAMMER BLK
FailZero
MSRP: $304.40$244.00The FailZero FZ AR10 BCG NO HAMMER BLK is a precision-engineered bolt carrier group designed for AR10 platforms. This fully assembled unit is compatible with most Spec AR10 upper receivers, offering seamless integration for enhanced firearm performance...MSRP: $304.40$244.00 -
CMMG BOLT CARRIER GROUP MK3 308
CMMG
MSRP: $305.60$249.00The CMMG BOLT CARRIER GROUP MK3 308 is a precision-engineered component designed to enhance the performance and reliability of compatible firearms. Manufactured by CMMG, a reputable name in the industry, this bolt carrier group is crafted from...MSRP: $305.60$249.00