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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CMMG M16/AR FIRING PIN RETAINER
CMMG
MSRP: $1.63$1.00The CMMG M16/AR Firing Pin Retainer is a precision-engineered component designed to secure the firing pin within the bolt carrier group of compatible M16 and AR-style rifles. Manufactured by CMMG, a recognized leader in AR-platform firearms and parts,...MSRP: $1.63$1.00 -
ARMASPEC AR10 FIRING PIN
Armaspec
MSRP: $32.65$20.00The Armaspec AR10 Firing Pin is engineered for durability and precision, crafted from high-quality 17-4 stainless steel. This material is known for its excellent strength and corrosion resistance, ensuring reliable performance over extended use. The...MSRP: $32.65$20.00 -
ARMASPEC AR9 FIRING PIN
Armaspec
MSRP: $25.23$16.00The Armaspec AR9 Firing Pin is engineered for durability and reliable performance. Manufactured from high-grade 17-4 stainless steel, this firing pin undergoes H900 heat treatment, enhancing its hardness and wear resistance. Its robust construction...MSRP: $25.23$16.00 -
ARMASPEC AR15 FIRING PIN
Armaspec
MSRP: $25.23$16.00The Armaspec AR15 Firing Pin is precision-engineered to enhance the reliability and performance of your AR-15 platform. Crafted from durable 17-4 stainless steel, this firing pin undergoes H900 heat treatment to ensure superior hardness and longevity...MSRP: $25.23$16.00 -
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 -
WMD NIB-X BOLT ASSEMBLY 556
WMD Guns
MSRP: $88.20$63.00The WMD NIB-X Bolt Assembly 556 by WMD Guns is designed for enhanced durability and reliable performance in 5.56 caliber platforms. Featuring the advanced NiB-X (nickel boron) coating, this bolt assembly offers exceptional resistance to wear and...MSRP: $88.20$63.00 -
WMD NIB-X BCG WITHOUT HAMMER 556
WMD Guns
MSRP: $206.64$150.00The WMD Guns NIB-X Bolt Carrier Group without hammer for 5.56 caliber rifles offers a premium upgrade for those seeking enhanced durability and reliability. Featuring a NiB-X (Nickel Boron-X) coating, this BCG is designed to significantly reduce fouling...MSRP: $206.64$150.00 -
WMD NIB-X BCG WITH HAMMER 556
WMD Guns
MSRP: $219.24$167.00The WMD Guns NIB-X BCG with Hammer 556 is engineered for durability and performance. Featuring a Nickel Boron-X (NiB-X) coating, this bolt carrier group offers enhanced resistance to fouling and wear, promoting smoother operation and easier maintenance...MSRP: $219.24$167.00 -
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 -
TRUE PRECISION TP-22 BOLT 10/22 SPEC
True Precision
MSRP: $172.89$124.00The True Precision TP-22 Bolt 10/22 Spec is engineered to enhance the performance and reliability of 10/22 style firearms. Designed with precision machining and finished with a durable Spectrum (Rainbow PVD) coating, this bolt combines both aesthetic...MSRP: $172.89$124.00 -
TRUE PRECISION TP-22 BOLT 10/22 CPR
True Precision
MSRP: $172.89$124.00The True Precision TP-22 Bolt 10/22 CPR is engineered to enhance the performance and reliability of 10/22 style firearms. Designed specifically for compatibility with the 10/22 platform, this bolt features a durable PVD copper finish that offers...MSRP: $172.89$124.00