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Lower Receivers

Lower Receivers

Gas & Brass Armory offers a full selection of AR-15 lower receivers in Brandon, FL—perfect for your next rifle build or upgrade. Choose from trusted brands like Aero Precision, Anderson, BCM, and more. Whether you're looking for stripped lowers for a custom build or complete lowers ready to pin on your upper, we have durable, mil-spec components to fit your needs. Visit us in-store or shop online with confidence.

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  • RISE ARMAMENT ADVANCED PERFORMANCE RABLR223535

    RISE ARMAMENT ADVANCED PERFORMANCE RABLR223535

    Rise Armament

    $0.00
    The RISE Armament RA 535 Advanced Performance Trigger helps fire more quickly and accurately. Its highly regarded as the best trigger. Now available with a black trigger blade the RA535 APT will not only improve the performance of rifles but the look of...
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    RADIAN WEAPONS LOWER RECEIVER R0848

    RADIAN WEAPONS LOWER RECEIVER R0848

    Radian Weapons

    $1,145.00
    The 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 professional product specialists at Radian Weapons are designed working with...
    $1,145.00
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  • PATRIOT ORDNANCE FACTORY P-415 LOWER RECEIVER 626

    PATRIOT ORDNANCE FACTORY P-415 LOWER RECEIVER 626

    Patriot Ordnance Factory

    $0.00
    The MilSpec 7075T6 aircraft aluminum Antitilt Buffer Tube uses carrier cradle extensions to ensure that the carrier is always supported by the buffer tube even when the bolt is forward. This prevents carriertilt and premature wear on the buffer tube...
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  • LARUE TACTICAL STRIPPED LOWER RECEIVER LT15X01BLK

    LARUE TACTICAL STRIPPED LOWER RECEIVER LT15X01BLK

    LARUE TACTICAL

    $0.00
    The Larue Tactical MLOK Handguard is a precisionengineered freefloating forend designed for ARplatform rifles offering enhanced modularity accuracy and durability. With its 14.5inch length this handguard provides ample space for accessory mounting making...
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  • GRIFFIN ARMAMENT MK2 LOWER RECEIVER MK2AL

    GRIFFIN ARMAMENT MK2 LOWER RECEIVER MK2AL

    Griffin Armament

    $0.00
    The Griffin MK2 Ambi Lower is the ideal foundation for your next rifle build. Precisely machined from highgrade 7075T6 aluminum to exact tolerances the MK2 lower is a premium rifle platform offering proper fitment and utility with milspec lower...
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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 LIBERTAS LOWER RECEIVER 0020003BLK

    FRANKLIN ARMORY LIBERTAS LOWER RECEIVER 0020003BLK

    FRANKLIN ARMORY

    $248.00
    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...
    $248.00
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    FN FN-15 LOWER RECEIVER 20100466

    FN FN-15 LOWER RECEIVER 20100466

    FN America

    $129.00
    The Catch 22 Ti is a lightweight tough and quiet rimfire suppressor reducing muzzle blast from all 22 LR firearms. A perfect pair with the FN 502 Tactical reliable feed and extraction across most ammunition types is the new standard maintaining...
    $129.00
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    FIGHTLITE INDUSTRIES LOWER RECEIVER SCRLWRRFD

    FIGHTLITE INDUSTRIES LOWER RECEIVER SCRLWRRFD

    FIGHTLITE INDUSTRIES

    $646.00
    The FightLite SCR Sport Configurable Rifle blends the strength reliability accuracy and rugged allweather characteristics of Americas longest serving infantry rifle with the classic lines of an American Sporter. Enjoyed by sportsmen and women everywhere...
    $646.00
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    FIGHTLITE INDUSTRIES SCR LOWER RECEIVER SCRLWRRBK

    FIGHTLITE INDUSTRIES SCR LOWER RECEIVER SCRLWRRBK

    FIGHTLITE INDUSTRIES

    $646.00
    The FightLite SCR Sport Configurable Rifle blends the strength reliability accuracy and rugged allweather characteristics of Americas longest serving infantry rifle with the classic lines of an American Sporter. Enjoyed by sportsmen and women everywhere...
    $646.00
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    DESERT TECH QUATTRO-15 LOWER RECEIVER QTRLR15B53

    DESERT TECH QUATTRO-15 LOWER RECEIVER QTRLR15B53

    DESERT TECH

    $309.00
    The Quattro15 lower receiver accepts the Quadmag53 Desert Techs 53 round magazine and standard AR pattern mags. The lower receiver is drop in capable will all standard AR15 upper receivers. The Quattro15s 53 round magazines give patriots the ability to...
    $309.00
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    DIAMONDBACK DB15 LOWER RECEIVER DB2228R001

    DIAMONDBACK DB15 LOWER RECEIVER DB2228R001

    Diamondback Firearms

    $96.00
    This magazine is compatible with your Diamondback DBAM29. It features a finger extension.
    $96.00
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