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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FAXON BOLT ASSEMBLY FOR 10/22 QPQ
Faxon Firearms
MSRP: $173.88$116.44The Faxon 10/22 Bolt Assembly is a perfect match if you are looking to complete a Faxon FF-22 receiver or replace a 10/22 bolt in an existing gun. A drop-in ready, billet stainless steel part, the assembly includes an extractor and a hardened firing pin,...MSRP: $173.88$116.44 -
FAXON 308/6.5 CM/8.6 BLK BCG
Faxon Firearms
MSRP: $251.85$188.89Seeing MIL-SPEC as just the starting point, they set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...MSRP: $251.85$188.89 -
FAXON 5.56 M16 BCG CHAMELEON
Faxon Firearms
MSRP: $256.31$171.64Seeing MIL-SPEC as just the starting point, they set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...MSRP: $256.31$171.64 -
FAXON 5.56 M16 BCG TIN
Faxon Firearms
MSRP: $256.31$171.64Seeing MIL-SPEC as just the starting point, they set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...MSRP: $256.31$171.64 -
FAXON 6.5 GRENDEL TYPE 2 BCG
Faxon Firearms
MSRP: $212.52$142.31Seeing MIL-SPEC as just the starting point, they set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...MSRP: $212.52$142.31 -
FAXON 6.5GREN TYPE 2 9310 BOLT BLK
Faxon Firearms
MSRP: $96.59$64.68Seeing MIL-SPEC as just the starting point, Faxon set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...MSRP: $96.59$64.68 -
FAXON 5.56 GUNNER LW 9310 BCG NTRD
Faxon Firearms
MSRP: $286.35$214.76The Faxon 5.56 Gunner Lightweight 9310 Bolt Carrier Complete is a top-quality upgrade for your AR-15 rifle. This complete bolt carrier group is designed to improve the overall performance and reliability of your rifle, while also reducing its overall...MSRP: $286.35$214.76 -
FAXON 5.56 M16 BCG BLK
Faxon Firearms
MSRP: $186.76$125.06The Faxon 5.56 M16 Bolt Carrier Group, Nitride is a high-performance and reliable upgrade for your AR-15 rifle. This bolt carrier group is designed for optimal performance and is made from top-quality materials, ensuring durability and longevity. The...MSRP: $186.76$125.06 -
FAXON 5.56 9310 BOLT NITRIDE BLK
Faxon Firearms
MSRP: $70.83$47.43Seeing MIL-SPEC as just the starting point, Faxon set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...MSRP: $70.83$47.43 -
FZ 450 BUSHMASTER NO HAMMER NIB
FailZero
MSRP: $217.81$155.58This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec .450 Bushmaster Upper Receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanents dry lubricity, extreme durability, increase...MSRP: $217.81$155.58 -
FZ M16/M4 BCG NO HAMMER BLK
FailZero
MSRP: $198.88$142.06This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16, M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and...MSRP: $198.88$142.06 -
FZ LIGHTWEIGHT BOLT CARRIER GROUP
FailZero
MSRP: $254.19$203.35This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both...MSRP: $254.19$203.35