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AR15 Parts

AR15 Parts

Gas & Brass Armory is your trusted source for AR-15 parts in Brandon, FL. Whether you're upgrading your current rifle or building a custom AR from the ground up, we stock high-quality components from top manufacturers like Aero Precision, Magpul, Radian Weapons, BCM, Geissele, and more. Shop complete uppers, stripped lowers, triggers, handguards, buffer kits, barrels, and everything you need for your next AR build. Our expert staff is here to help you build it right the first time.

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  • CMMG BOLT CARRIER GROUP MK3 308

    CMMG BOLT CARRIER GROUP MK3 308

    CMMG

    MSRP: $305.60
    $245.00
    Complete Mk3 bolt carrier group.MANUFACTURER: CMMGMPN: 38BA423MODEL: 0Description: Bolt Carrier GroupType: Bolt Carrier GroupColor: Black
    MSRP: $305.60
    $245.00
    Qty in Cart: 0
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    MSRP: $305.60
    $245.00
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  • CMMG BCG AR15 6.5GRN/6MM ARC

    CMMG BCG AR15 6.5GRN/6MM ARC

    CMMG

    MSRP: $247.45
    $167.00
    This BCG is designed to operate with either 6.5 Grendel or Hornady's new 6mm ARC. Will not work with CMMG MkW platform. It is designed for standard AR variants.MANUFACTURER: CMMGMPN: 64BA44FMODEL: 0Description: Bolt Carrier GroupType: Bolt Carrier...
    MSRP: $247.45
    $167.00
    Qty in Cart: 0
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    MSRP: $247.45
    $167.00
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  • BOOTLEG PHOS BOLT COMPLETION KIT

    BOOTLEG PHOS BOLT COMPLETION KIT

    Bootleg

    MSRP: $88.52
    $64.00
    Whether you're looking to complete your Bootleg, Inc. AR 15 Carrier or you like to keep extra parts on hand, this carrier completion kit has what you need. Complete your carrier with quality today!MANUFACTURER: BootlegMPN: BP-ABC-PMODEL: 0Type: Bolt...
    MSRP: $88.52
    $64.00
    Qty in Cart: 0
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    MSRP: $88.52
    $64.00
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  • BOOTLEG PHOS BOLT COMPLETION KIT 308

    BOOTLEG PHOS BOLT COMPLETION KIT 308

    Bootleg

    MSRP: $125.06
    $90.00
    Upgrade your carrier with confidence today. Additionally, by completing your Bootleg, Inc. AR 10 Carrier with the Bootleg, Inc. .308 AR Carrier Completion Kit, is an investment in a product that is designed to exceed expectations. The kit is carefully...
    MSRP: $125.06
    $90.00
    Qty in Cart: 0
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    MSRP: $125.06
    $90.00
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  • BLACK RAIN 223 BOLT CARRIER GRP LEFT

    BLACK RAIN 223 BOLT CARRIER GRP LEFT

    Black Rain Ordnance

    MSRP: $273.70
    $196.00
    Black Rain Ordnance, Inc. is a precision firearms manufacturer specializing in modern sporting rifle designs and high quality accessories.MANUFACTURER: Black Rain OrdnanceMPN: BRO-BCG-LHMODEL: 223Description: Biohazard EngravedFinish: Nib-XType: Bolt...
    MSRP: $273.70
    $196.00
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    MSRP: $273.70
    $196.00
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  • BAD 9MM AR15 BOLT CARRIER GROUP BLK

    BAD 9MM AR15 BOLT CARRIER GROUP BLK

    Battle Arms Development

    MSRP: $237.93
    $170.00
    Enhanced 9mm Blowback AR-15 Bolt Carrier Group is compatible with both COLT and GLOCK magazine configurations. Features reliable AR-15 style extractor claw with O-Ring and spring and broad trigger compatibility with ramped bottom geometry. Charging...
    MSRP: $237.93
    $170.00
    Qty in Cart: 0
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    MSRP: $237.93
    $170.00
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  • BAD 556 AR15 BCG TITANIUM ARMORTI

    BAD 556 AR15 BCG TITANIUM ARMORTI

    Battle Arms Development

    MSRP: $493.75
    $429.00
    The best just got better! From the inventors of the very first fully modular, patented, ambidextrous safety selector for the AR-15 platform, Battle Arms Development is raising the bar on reliability and compatibility of hard-use MSR components...
    MSRP: $493.75
    $429.00
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    MSRP: $493.75
    $429.00
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  • BAD M4/M16 STANDARD BCG

    BAD M4/M16 STANDARD BCG

    Battle Arms Development

    MSRP: $189.00
    $135.00
    The best just got better! From the inventors of the very first fully modular, patented, ambidextrous safety selector for the AR-15 platform, Battle Arms Development is raising the bar on reliability and compatibility of hard-use MSR components...
    MSRP: $189.00
    $135.00
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    MSRP: $189.00
    $135.00
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  • ANGSTADT AR15 BCG 9MM BLK

    ANGSTADT AR15 BCG 9MM BLK

    Angstadt Arms

    MSRP: $222.60
    $159.00
    This 9mm bolt carrier group is compatible with both GLOCK and Colt style 9mm AR-15 magazines without any further modifications. It features removable weight for use with the Law Tactical folding stock adapter.MANUFACTURER: Angstadt ArmsMPN:...
    MSRP: $222.60
    $159.00
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    MSRP: $222.60
    $159.00
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  • ANGSTADT AR15 BCG 556NATO BLK

    ANGSTADT AR15 BCG 556NATO BLK

    Angstadt Arms

    MSRP: $170.80
    $122.00
    The heart of a reliable AR-15 build is a quality 5.56 bolt carrier group assembly. These are the same high quality BCG's Angstadt makes for law enforcement and military groups around the world. Machined to mil-spec dimensions and finished in a beautiful...
    MSRP: $170.80
    $122.00
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    MSRP: $170.80
    $122.00
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  • ANGSTADT AR15 BCG 45ACP BLK

    ANGSTADT AR15 BCG 45ACP BLK

    Angstadt Arms

    MSRP: $222.60
    $159.00
    This 45 ACP bolt carrier group is compatible with GLOCK 45 ACP AR-15 (AR-45) builds. It features removable weight for use with the Law Tactical folding stock adapter.MANUFACTURER: Angstadt ArmsMPN: AA45BCGNITMODEL: 0Description: Bolt Carrier GroupType:...
    MSRP: $222.60
    $159.00
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    MSRP: $222.60
    $159.00
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  • BCM PSTL LOWER GROUP W/RCVR EXT 556

    BCM PSTL LOWER GROUP W/RCVR EXT 556

    Bravo Company

    MSRP: $603.75
    $525.00
    This BCM Receiver is machined from an aluminum forging 7075-T6, Hardcoat Anodized (per MIL-A-8625F, Type III, Class 2)MANUFACTURER: Bravo CompanyMPN: LRG-PISTOLMODEL: BCMAction: Semi-automaticCaliber: 556NATOGrips: BCMType: Complete Lower ReceiverColor:...
    MSRP: $603.75
    $525.00
    Qty in Cart: 0
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    MSRP: $603.75
    $525.00
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