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BCG

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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  • LANTAC 556 MILSPEC+ BCG BLK NITRIDE

    LANTAC 556 MILSPEC+ BCG BLK NITRIDE

    LanTac USA LLC

    MSRP: $239.39
    $171.00
    High quality components and precise manufacturing make Lantac parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.MANUFACTURER: LanTac...
    MSRP: $239.39
    $171.00
    Qty in Cart: 0
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    MSRP: $239.39
    $171.00
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  • LANTAC 556 ENHANCED BCG TIN

    LANTAC 556 ENHANCED BCG TIN

    LanTac USA LLC

    MSRP: $382.49
    $306.00
    M16 Style for increased mass and lock time. This BCG is precision machined from 8620 steel with a shot peened bolt manufactured from Carpenter 158 and Magnetically Particle Inspected.MANUFACTURER: LanTac USA LLCMPN: 01-UP-556-TiN-EBCGMODEL: 556 Enhanced...
    MSRP: $382.49
    $306.00
    Qty in Cart: 0
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    MSRP: $382.49
    $306.00
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  • LANTAC M-SPEC BCG 556 TIN

    LANTAC M-SPEC BCG 556 TIN

    LanTac USA LLC

    MSRP: $279.99
    $211.00
    Not every customer has the requirement or budget for a fully enhanced, top of the line AR15 accessory. Many users simply need a quality milspec component supplied at a sensible price. M-SPEC is a range of AR15 accessories and components that follow the...
    MSRP: $279.99
    $211.00
    Qty in Cart: 0
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    MSRP: $279.99
    $211.00
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  • KNS AR15 FIRING PIN RETAINING PIN

    KNS AR15 FIRING PIN RETAINING PIN

    KNS Precision Inc.

    MSRP: $16.50
    $10.00
    Replaces standard cotter pin found in the bolt carrier to retain the firing pin.MANUFACTURER: KNS Precision, Inc.MPN: PERMAMODEL: 0Description: AR-15 Firing Pin Retaining PinType: Bolt Carrier Group PartColor: Black
    MSRP: $16.50
    $10.00
    Qty in Cart: 0
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    MSRP: $16.50
    $10.00
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  • KAK AR15 BCG M16 556 K-SPEC NP3 DE

    KAK AR15 BCG M16 556 K-SPEC NP3 DE

    KAK Industry

    MSRP: $309.36
    $248.00
    This is not a hard use BCG. This is considered a consumable part, AR's with dialed in gas and buffer systems will prolong the life of this item. Recommended gas systems- Mid length, Rifle Length, or similar. Aluminum carrier with Satin Gold Anodize...
    MSRP: $309.36
    $248.00
    Qty in Cart: 0
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    MSRP: $309.36
    $248.00
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  • KAK CARRIER COMPLETION KIT

    KAK CARRIER COMPLETION KIT

    KAK Industry

    MSRP: $20.72
    $13.00
    KAK 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: 304-1002-001MODEL: AR-15 Carrier Completion...
    MSRP: $20.72
    $13.00
    Qty in Cart: 0
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    MSRP: $20.72
    $13.00
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  • KAK CARRIER COMPLETION KIT CHROME

    KAK CARRIER COMPLETION KIT CHROME

    KAK Industry

    MSRP: $26.38
    $16.00
    KAK 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: 304-1010-003MODEL: AR-15 Carrier Completion...
    MSRP: $26.38
    $16.00
    Qty in Cart: 0
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    MSRP: $26.38
    $16.00
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  • KAK K-SPEC ENH AR CAR DV SC NP3/CHR

    KAK K-SPEC ENH AR CAR DV SC NP3/CHR

    KAK Industry

    MSRP: $188.99
    $135.00
    The 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. The K-SPEC is a truly plug and play BCG that will...
    MSRP: $188.99
    $135.00
    Qty in Cart: 0
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    MSRP: $188.99
    $135.00
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  • KAK AR9 BCG 9MM ENH NITRIDE BLK

    KAK AR9 BCG 9MM ENH NITRIDE BLK

    KAK Industry

    MSRP: $214.20
    $153.00
    KAK 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: MO-KAK9MMENHBCGMODEL: EnhancedDescription:...
    MSRP: $214.20
    $153.00
    Qty in Cart: 0
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    MSRP: $214.20
    $153.00
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  • KAK K-SPEC AR BOLT 556/300BLK DE CHR

    KAK K-SPEC AR BOLT 556/300BLK DE CHR

    KAK Industry

    MSRP: $157.49
    $113.00
    The 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
    Qty in Cart: 0
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    MSRP: $157.49
    $113.00
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  • KAK K-SPEC ENH CARRIER DV SC C&P

    KAK K-SPEC ENH CARRIER DV SC C&P

    KAK Industry

    MSRP: $138.59
    $99.00
    The 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
    Qty in Cart: 0
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    MSRP: $138.59
    $99.00
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  • KAK AR15 BCG M16 556 NP3 9130

    KAK AR15 BCG M16 556 NP3 9130

    KAK Industry

    MSRP: $253.11
    $203.00
    The NP3 coating is applied through an electroless nickel plating process combined with a fluoropolymer, which gives it its unique properties. The fluoropolymer component helps to reduce friction, which can improve the performance and longevity of the...
    MSRP: $253.11
    $203.00
    Qty in Cart: 0
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    MSRP: $253.11
    $203.00
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