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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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  • RADIAN WEAPONS BUILDER KIT  - 817093022600

    RADIAN WEAPONS BUILDER KIT - 817093022600

    Radian Weapons

    $1,208.00
    RADIAN WEAPONS BUILDER KIT RADN R0406 BUILDER KIT 15.5 HAND GUARD FDEThe Radian Weapons Billet Upper & Lower Builder Sets were created to function as the best item for anyone looking for a top quality selection. These AR15 Receiver Sets from the...
    $1,208.00
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    $1,208.00
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  • YANKEE HILL STRIPPED BILLET LOWER RECEIVER 125BILLET

    YANKEE HILL STRIPPED BILLET LOWER RECEIVER 125BILLET

    YANKEE HILL

    $311.00
    YHM originally designed a Billet lower that mimicked a standard forged lower receiver but after seeing the prototype production they decided to go with a receiver that was more stylized something that didnt look like every other AR15 on the planet. It...
    $311.00
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    $311.00
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  • S&W RECEIVER COMPLETE LOWER RECEIVER 812002

    S&W RECEIVER COMPLETE LOWER RECEIVER 812002

    Smith & Wesson

    $366.00
    Smith Wesson MP 15 Complete AR15 5.56 lower receiver with standard trigger group collapsible stock. It comes with standard AR15 grip.
    $366.00
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    $366.00
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  • S&W RECEIVER LOWER RECEIVER 812000

    S&W RECEIVER LOWER RECEIVER 812000

    Smith & Wesson

    $143.00
    Factory Smith Wesson AR15 Stripped Lower Receiver marked MP 15. .223 Remington5.56 NATO. If there is an AR15 planned in the future build it on a great base with this lower.
    $143.00
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    $143.00
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  • RADIAN WEAPONS A-DAC 15 LOWER RECEIVER R0847

    RADIAN WEAPONS A-DAC 15 LOWER RECEIVER R0847

    Radian Weapons

    $1,145.00
    Machined from billet 7075T6 aluminum the ADAC 15 is a fully ambidextrous lower receiver for AR15style firearms. In addition to the Talon Ambidextrous Safety Selector leftside magazine release and rightside bolt release the ADAC 15 features the patented...
    $1,145.00
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  • FRANKLIN ARMORY LIBERTAS LOWER RECEIVER 0020009BLK

    FRANKLIN ARMORY LIBERTAS LOWER RECEIVER 0020009BLK

    FRANKLIN ARMORY

    $432.00
    Franklin Armory Libertas Proprietary Billet Lower Receiver Machined From 7075T6 Aluminum Hard Coat Type III Anodized Black Flared Magazine Well for Quick Magazine Changes Ambidextrous Push Button QD Sling Mounts Integral Cold Weather Trigger Guard...
    $432.00
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  • FRANKLIN ARMORY BFSIII LOWER RECEIVER 0020023BLK

    FRANKLIN ARMORY BFSIII LOWER RECEIVER 0020023BLK

    FRANKLIN ARMORY

    $612.00
    Franklin Armory Libertas Proprietary Billet Lower Receiver Machined From 7075T6 Aluminum Hard Coat Type III Anodized Black Flared Magazine Well for Quick Magazine Changes Ambidextrous Push Button QD Sling Mounts Integral Cold Weather Trigger Guard...
    $612.00
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    $612.00
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  • FRANKLIN ARMORY BFSIII LOWER RECEIVER 0020024BLK

    FRANKLIN ARMORY BFSIII LOWER RECEIVER 0020024BLK

    FRANKLIN ARMORY

    $333.00
    Forged 7075T6 Aluminum Hard Coat Type III Anodized Black Specialized Tension Screw Eliminates UpperLower Play FRANKLIN ARMORY Binary Firing System Trigger A2 Pistol Grip Magazine Manufactured from Stainless Steel Marlube Finished 30 Round 5.56 NATO...
    $333.00
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    $333.00
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  • COBALT KINETICS CK-PRO RECEIVER SET CKPROSET118BLK

    COBALT KINETICS CK-PRO RECEIVER SET CKPROSET118BLK

    COBALT KINETICS

    $1,151.00
    The Cobalt Kinetics CKPro receiver set is a premium AR upgrade kit designed for toptier performance and durability. It features a proprietary nonrotating upper receiver system with 8 TORX screws for a rocksolid handguard mount. Each set includes the...
    $1,151.00
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  • COBALT KINETICS CK-PRO RECEIVER SET CKPROSET98FDE

    COBALT KINETICS CK-PRO RECEIVER SET CKPROSET98FDE

    COBALT KINETICS

    $1,151.00
    The Cobalt Kinetics CKPro receiver set is a premium AR upgrade kit designed for toptier performance and durability. It features a proprietary nonrotating upper receiver system with 8 TORX screws for a rocksolid handguard mount. Each set includes the...
    $1,151.00
    Qty in Cart: 0
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    $1,151.00
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  • COBALT KINETICS CK-PRO RECEIVER SET CKPROSET98BLK

    COBALT KINETICS CK-PRO RECEIVER SET CKPROSET98BLK

    COBALT KINETICS

    $1,151.00
    The Cobalt Kinetics CKPro receiver set is a premium AR upgrade kit designed for toptier performance and durability. It features a proprietary nonrotating upper receiver system with 8 TORX screws for a rocksolid handguard mount. Each set includes the...
    $1,151.00
    Qty in Cart: 0
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    $1,151.00
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  • COBALT KINETICS CK-PRO RECEIVER SET CKPROSET675FDE

    COBALT KINETICS CK-PRO RECEIVER SET CKPROSET675FDE

    COBALT KINETICS

    $1,151.00
    The Cobalt Kinetics CKPro receiver set is a premium AR upgrade kit designed for toptier performance and durability. It features a proprietary nonrotating upper receiver system with 8 TORX screws for a rocksolid handguard mount. Each set includes the...
    $1,151.00
    Qty in Cart: 0
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    $1,151.00
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