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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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  • LUTH AR BCG COMPLETE LR-308

    LUTH AR BCG COMPLETE LR-308

    Luth-AR

    MSRP: $263.19
    $197.00
    High quality components and precise manufacturing make LuthAR 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:...
    MSRP: $263.19
    $197.00
    Qty in Cart: 0
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    MSRP: $263.19
    $197.00
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  • LBE AR BOLT KIT

    LBE AR BOLT KIT

    LBE Unlimited

    MSRP: $82.24
    $62.00
    The LBE AR Bolt Kit includes the bolt, firing pin, cam pin and firing pin retaining pin. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARBLTKTMODEL: 0Description: Bolt, Firing Pin, Cam Pin, and Retaining PinType: Bolt Carrier Group PartColor: Black
    MSRP: $82.24
    $62.00
    Qty in Cart: 0
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    MSRP: $82.24
    $62.00
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  • LBE AR15/M16 BCG CAM PIN

    LBE AR15/M16 BCG CAM PIN

    LBE Unlimited

    MSRP: $7.72
    $5.00
    This is the LBE cam pin for AR15/M16 bolt carrier groups. Made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARCPNMODEL: AR-15/M16Description: Cam PinType: Bolt Carrier Group PartColor: Black
    MSRP: $7.72
    $5.00
    Qty in Cart: 0
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    MSRP: $7.72
    $5.00
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  • LBE AR15 FIRING PIN

    LBE AR15 FIRING PIN

    LBE Unlimited

    MSRP: $11.04
    $7.00
    The LBE AR-15 Firing Pin is made in the USA.MANUFACTURER: LBE UnlimitedMPN: ARFPNMODEL: AR-15Type: Firing PinColor: Black
    MSRP: $11.04
    $7.00
    Qty in Cart: 0
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    MSRP: $11.04
    $7.00
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  • LANTAC 308 ENHANCED BCG BLK NITRIDE

    LANTAC 308 ENHANCED BCG BLK NITRIDE

    LanTac USA LLC

    MSRP: $396.24
    $317.00
    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: $396.24
    $317.00
    Qty in Cart: 0
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    MSRP: $396.24
    $317.00
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  • LANTAC 556 ENHANCED BCG BLK NITRIDE

    LANTAC 556 ENHANCED BCG BLK NITRIDE

    LanTac USA LLC

    MSRP: $327.49
    $262.00
    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: $327.49
    $262.00
    Qty in Cart: 0
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    MSRP: $327.49
    $262.00
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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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  • 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 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 BOLT 556/300BLK PH

    KAK K-SPEC ENH AR BOLT 556/300BLK PH

    KAK Industry

    MSRP: $113.39
    $81.00
    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: $113.39
    $81.00
    Qty in Cart: 0
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    MSRP: $113.39
    $81.00
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