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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Out of stock
ROSCO 556NATO/300BLK BCG PHOS BLK
Rosco Manufacturing
MSRP: $196.88$141.00The ROSCO 556NATO/300BLK Bolt Carrier Group (BCG) by Rosco Manufacturing is engineered for reliability and durability in demanding shooting conditions. Featuring a phosphate finish with a black coating, this BCG offers enhanced corrosion resistance and...MSRP: $196.88$141.00 -
Out of stock
RISE BCG .223/5.56 BLACK
Rise Armament
MSRP: $237.99$170.00The RISE BCG .223/5.56 BLACK from Rise Armament is a precision-engineered bolt carrier group designed for reliable performance and durability. Crafted with high-quality materials and meticulous manufacturing standards, this BCG is built to withstand...MSRP: $237.99$170.00 -
Out of stock
ODIN ENHANCED 9MM BCG BLACK
Odin Works
MSRP: $224.77$161.00The ODIN ENHANCED 9MM BCG BLACK by Odin Works is a precision-engineered bolt carrier group designed for reliability and durability. Crafted from 416 heat-treated stainless steel, this carrier avoids the use of metal injection molding parts, ensuring...MSRP: $224.77$161.00 -
Out of stock
MIDWEST 5.56/AR15 BLACK NITRIDE BCG
Midwest Industries
MSRP: $221.13$158.00The Midwest Industries 5.56/AR15 Black Nitride Bolt Carrier Group (BCG) is engineered to deliver reliable performance and durability for AR-15 platform rifles. Crafted with precision machining and treated with a black nitride finish, this BCG offers...MSRP: $221.13$158.00 -
Out of stock
LBE 556 BOLT CARRIER GROUP NIB
LBE Unlimited
MSRP: $176.69$141.00The LBE 556 Bolt Carrier Group from LBE Unlimited is a precision-engineered component designed to enhance the reliability and performance of compatible rifles. Featuring a durable Nickel Boron finish, this bolt carrier group offers exceptional corrosion...MSRP: $176.69$141.00 -
Out of stock
KAK K-SPEC ENH AR CAR DV SC NP3/CHR
KAK Industry
MSRP: $188.99$135.00The KAK Industry K-SPEC ENH AR CAR DV SC NP3/CHR bolt carrier group is engineered to enhance the performance and reliability of AR-style firearms. Designed as a direct replacement component, this bolt carrier group offers durable construction with a...MSRP: $188.99$135.00 -
Out of stock
KAK AR15 BCG M16 556 CLP C158 BLK
KAK Industry
MSRP: $176.33$126.00The KAK AR15 BCG M16 556 CLP C158 BLK is a high-quality bolt carrier group designed by KAK Industry to deliver reliable performance and durability. Featuring a phosphate finish combined with chrome lining, this BCG offers enhanced resistance to wear and...MSRP: $176.33$126.00 -
Out of stock
KAK AR15 BCG M16 556 CHROME SLV
KAK Industry
MSRP: $163.79$117.00The KAK AR15 BCG M16 556 Chrome Silver Bolt Carrier Group from KAK Industry offers a precision-engineered component designed for reliable performance and durability. Crafted with attention to detail, this bolt carrier group features a sleek chrome silver...MSRP: $163.79$117.00 -
Out of stock
FZ 9MM BCG NO HAMMER BLK NITRIDE
FailZero
MSRP: $208.35$149.00The FailZero FZ 9MM BCG NO HAMMER BLK NITRIDE is a precision-engineered bolt carrier group designed specifically for 9mm AR platform rifles and pistols. Crafted for compatibility with lowers accommodating Glock or Colt magazines, this BCG ensures...MSRP: $208.35$149.00 -
Out of stock
FZ M16/M4 BCG NO HAMMER MATTE
FailZero
MSRP: $198.88$143.00The FailZero FZ M16/M4 BCG NO HAMMER MATTE is a high-quality Bolt Carrier Group designed to fit most mil-spec M16, M4, and AR-15 upper receivers. Engineered for reliability and enhanced performance, this BCG features a matte black finish that reduces...MSRP: $198.88$143.00 -
Out of stock
FZ 7.62X39 BCG NO HAMMER NIB
FailZero
MSRP: $217.81$156.00The FailZero FZ 7.62X39 BCG NO HAMMER NIB is a high-quality bolt carrier group designed for rifles chambered in 7.62x39. Engineered for reliability and longevity, this bolt carrier group features FailZeroÂ’s proprietary Nickel Boron (NiB) coating, which...MSRP: $217.81$156.00 -
Out of stock
FZ 6.8SPC BCG NO HAMMER NIB
FailZero
MSRP: $217.81$156.00The FailZero FZ 6.8SPC BCG No Hammer is a precision-engineered bolt carrier group designed for 6.8 SPC chambered Mil-Spec upper receivers. This fully assembled unit delivers reliable performance with a focus on durability and longevity. Featuring...MSRP: $217.81$156.00