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
LBE AR BOLT CARRIER GROUP
LBE Unlimited
MSRP: $177.62$131.00AR15 Complete Bolt Carrier Group. Assembled and ready to go. Perfect for your next custom build or as a backup BCG.MANUFACTURER: LBE UnlimitedMPN: AR15BLTMODEL: Bolt Carrier GroupDescription: Bolt Carrier GroupType: Bolt Carrier GroupMSRP: $177.62$131.00 -
Out of stock
KAK K-SPEC AR BOLT 556/300BLK DE CHR
KAK Industry
MSRP: $157.49$113.00The K-SPEC dual ejector system uses Mil-Spec ejectors and springs that require no proprietary parts. Ejector holes are centered on the lugs to avoid any reduction in strength of the bolt. The dual ejector system increases the ejection reliability and...MSRP: $157.49$113.00 -
Out of stock
KAK K-SPEC ENH CARRIER DV SC C&P
KAK Industry
MSRP: $138.59$99.00The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR-15 style firearm no matter if you are running suppressed or unsuppressed, and regardless of conditions.MANUFACTURER: KAK IndustryMPN: 204-0412-001MODEL:...MSRP: $138.59$99.00 -
Out of stock
KAK AR15 BCG M16 556 CLP C158 BLK
KAK Industry
MSRP: $176.33$126.00Phosphate coating and chrome lining-provides a BCG with excellent protection against wear and corrosion, making it a popular choice for those seeking reliability and longevity in their firearms. The phosphate coating provides an initial layer of...MSRP: $176.33$126.00 -
Out of stock
KAK AR15 BCG M16 556 CHROME SLV
KAK Industry
MSRP: $163.79$117.00KAK Industry was founded and incorporated in 2011 by Kurt Kosman to address a gap in the firearms market for quality, American-Made components at affordable, sustainable prices.MANUFACTURER: KAK IndustryMPN: 425-0505-001MODEL: Bolt Carrier...MSRP: $163.79$117.00 -
Out of stock
KAK AR15 BCG M16 224/6.8 CLP BLK
KAK Industry
MSRP: $176.39$126.00KAK Industry was founded and incorporated in 2011 by Kurt Kosman to address a gap in the firearms market for quality, American-Made components at affordable, sustainable prices.MANUFACTURER: KAK IndustryMPN: 425-0512-019MODEL: Bolt Carrier...MSRP: $176.39$126.00 -
Out of stock
KAK AR15 BCG M16 556/300 CLP BLK
KAK Industry
MSRP: $163.79$117.00Phosphate coating and chrome lining-provides a BCG with excellent protection against wear and corrosion, making it a popular choice for those seeking reliability and longevity in their firearms. The phosphate coating provides an initial layer of...MSRP: $163.79$117.00 -
Out of stock
FAXON GEN 2 9MM PCC FULL-MASS BCG
Faxon Firearms
MSRP: $212.52$152.00Purpose-built for 9mm AR-15 pistol caliber carbines, their Generation 2 PCC blow-back carriers keep the features of their well-loved first BCG with modern improvements. They maintain the dual COLT/GLOCK compatible geometry, user-removable weight and...MSRP: $212.52$152.00 -
Out of stock
FZ 7.62X39 BCG NO HAMMER NIB
FailZero
MSRP: $217.81$160.00This 7.62x39 Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil-spec upper receivers chambered in 7.62x39. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme...MSRP: $217.81$160.00 -
Out of stock
FZ AR15 BCG NO HAMMER MATTE
FailZero
MSRP: $198.88$146.00This 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: $198.88$146.00 -
Out of stock
FZ M16/M4 BCG NO HAMMER BLK
FailZero
MSRP: $198.88$146.00This 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$146.00 -
Out of stock
FZ BASIC SEMI KIT BOLT & HAMMER
FailZero
MSRP: $217.81$160.00This 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: $217.81$160.00