AR-15 Parts

AR-15 Parts

Shop our extensive inventory of AR-15 parts and modern sporting rifle components. From fully assembled upper receivers to enhanced lower parts kits. 

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  • BT Atlas - V8 Atlas Bipod - BT10 -  810040220081 - Boss Firearms - BossFirearms.com BT Atlas - V8 Atlas Bipod - BT10 -  810040220081 - Boss Firearms - BossFirearms.com

    BT Atlas - V8 Atlas Bipod - BT10

    BT Atlas

    $299.95
    The BT10 V8 Atlas Bipod mounts directly to any 1913 style Picatinny rail via a low profile two screw clamp assembly. It is comprised of 6061-T6 aluminum that is Mil-Spec Type III hard coat anodized and have heat treated stainless steel components...
    $299.95
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    $299.95
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    Knight's Armament - DOD Surplus M16 M5 RAS Forend Assembly w/ No Rib Rail Panels - 98065-1-DOD - Boss Firearms - BossFirearms.com Knight's Armament - DOD Surplus M16 M5 RAS Forend Assembly w/ No Rib Rail Panels - 98065-1-DOD - Boss Firearms - BossFirearms.com

    Knight's Armament - DOD Surplus M16 M5 RAS Forend Assembly w/ No Rib Rail Panels - #98065-1-DOD

    Knights Armament Company

    $400.00
    DOD Surplus Stock KAC M5 RAS (Rail Adapter System) was developed for use on the US military's M16A4, and with hundreds of thousands of rails issued to date, it is one of the most battle proven designs available for the AR-15 platform. This non-free...
    $400.00
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    Knight's Armament - DOD Surplus M16 M5 RAS Forend Assembly - 98065-DOD - Boss Firearms - BossFirearms.com Knight's Armament - DOD Surplus M16 M5 RAS Forend Assembly - 98065-DOD - Boss Firearms - BossFirearms.com

    Knight's Armament - DOD Surplus M16 M5 RAS Forend Assembly - #98065-DOD

    Knights Armament Company

    $400.00
    DOD Surplus Stock KAC M5 RAS (Rail Adapter System) was developed for use on the US military's M16A4, and with hundreds of thousands of rails issued to date, it is one of the most battle proven designs available for the AR-15 platform. This non-free...
    $400.00
    Qty in Cart: 0
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    $400.00
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  • Out of stock
    CMMG - AR-15 Lower Parts Kit w/ Ambidextrous Selector - 55CA6B8 - 815835012339 - Boss Firearms - BossFirearms.com

    CMMG - AR-15 Lower Parts Kit w/ Ambidextrous Selector - 55CA6B8

    CMMG

    $74.95
    Complete kit contains every internal part needed to complete or rebuild an AR lower receiver. High-quality components are designed to work in coordination with each other to ensure smooth operation, and they come packaged in color-coded bags that...
    $74.95
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