Lower Receiver

Lower Receiver

The foundation of a reliable carbine. Browse our premium selection of AR-15 lower receivers, stripped lowers, matched receiver sets, and fully assembled lower parts kits featuring crisp, duty-grade triggers and enhanced buffer systems.

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  • Forward Controls Design - VLTOR A5 Compatible Receiver Extension - #RE5F - 682157948659 - Boss Firearms - BossFirearms.com Forward Controls Design - VLTOR A5 Compatible Receiver Extension - #RE5F - 682157948659 - Boss Firearms - BossFirearms.com

    Forward Controls Design - VLTOR A5 Compatible Receiver Extension - RE5F

    Forward Controls Design, Inc

    MSRP: $60.00
    $57.50
    The Forward Controls Design AR Enhanced Magazine Release Button (EMR-H) is FCD's heavy-profile enhanced magazine release button for AR-15/M16-pattern lower receivers. The EMR-H (Enhanced Magazine Release, Heavy) features an oversized, extended button...
    MSRP: $60.00
    $57.50
    Qty in Cart: 0
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    MSRP: $60.00
    $57.50
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  • Forward Controls Design - Sling Adapter End Plate - #ESF-H1 - 686162347957 - Boss Firearms - BossFirearms.com Forward Controls Design - Sling Adapter End Plate - #ESF-H1 - 686162347957 - Boss Firearms - BossFirearms.com

    Forward Controls Design - Sling Adapter End Plate - ESF-H1

    Forward Controls Design, Inc

    $48.45
    The Forward Controls Design Sling Adapter End Plate (ESF-H1) is FCD's low-profile enhanced sling attachment end plate for AR-15/M16 carbine lower receivers. The ESF (End plate, Sling, Forward Controls) series replaces the factory mil-spec end plate with...
    $48.45
    Qty in Cart: 0
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    $48.45
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  • Forward Controls Design - Reinforced Buffer Retainer - For AR Systems - #RBF - 680665827220 - Boss Firearms - BossFirearms.com

    Forward Controls Design - Reinforced Buffer Retainer - For AR Systems - RBF

    Forward Controls Design, Inc

    MSRP: $8.00
    $7.60
    The Forward Controls Design Reinforced Buffer Retainer (RBF) is FCD's upgraded replacement for the factory AR-15 buffer retainer. The standard mil-spec buffer retainer is a known weak point in the AR-15 lower receiver — over time, repeated cycling and...
    MSRP: $8.00
    $7.60
    Qty in Cart: 0
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    MSRP: $8.00
    $7.60
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  • Forward Controls Design – SOTAR Cam Pin - Fits AR15/M16 Systems - #SCP-NP3 - 686162347858 - Boss Firearms - Bossfirearms.com

    Forward Controls Design - Sotar Cam Pin - Fits AR15/M16 Systems- SCP-NP3

    Forward Controls Design, Inc

    MSRP: $17.00
    $16.15
    The Forward Controls Design Sotar Cam Pin — NP3 Finish (SCP-NP3) is FCD's premium replacement bolt carrier group cam pin for AR-15/M16 platforms, finished in Robar's NP3 electroless nickel-PTFE coating. The Sotar Cam Pin is precision machined from the...
    MSRP: $17.00
    $16.15
    Qty in Cart: 0
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    MSRP: $17.00
    $16.15
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  • Forward Controls Design - Billet 7075 Ejection Port Cover - #FCD-EPC - 686162347889 - Boss Firearms - BossFirearms.com Forward Controls Design - Billet 7075 Ejection Port Cover - #FCD-EPC - 686162347889 - Boss Firearms - BossFirearms.com

    Forward Controls Design - Billet 7075 Ejection Port Cover - FCD-EPC

    Forward Controls Design, Inc

    MSRP: $50.00
    $47.50
    The Forward Controls Design Billet 7075 Ejection Port Cover (FCD-EPC) is a precision-machined billet aluminum replacement for the standard stamped steel AR-15 ejection port dust cover. FCD machines the EPC from 7075-T6 aerospace-grade aluminum —...
    MSRP: $50.00
    $47.50
    Qty in Cart: 0
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    MSRP: $50.00
    $47.50
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  • Out of stock
    On Sale
    Forward Controls Design - Trijicon RMR & SRO Optics Platform - GLOCK 17 & 19 - #OPF-G-RMR - 686162347902 - Boss Firearms - BossFirearms.com Forward Controls Design - Trijicon RMR & SRO Optics Platform - GLOCK 17 & 19 - #OPF-G-RMR - 686162347902 - Boss Firearms - BossFirearms.com

    Forward Controls Design - Trijicon RMR & SRO Optics Platform - GLOCK 17 & 19 - #OPF-G-RMR

    Forward Controls Design, Inc

    MSRP: $72.50
    Now: $68.87
    Was: $76.00
    OPF-G, RMR (Optics Platform, GLOCK, for RMR) is a GLOCK MOS Adapter Set 01 and Set 02 compatible plate for mounting Trijicon RMR or SRO on GLOCK Gen 4 and Gen 5 slides, G17, G19, G20, G21 G34, G35, G41, G45, G47 (width 25mm/1 inch.) and G40 that uses Set...
    MSRP: $72.50
    Now: $68.87
    Was: $76.00
    Qty in Cart: 0
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    MSRP: $72.50
    Now: $68.87
    Was: $76.00
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  • Forward Controls Design - Aimpoint Acro Glock Optics Platform - #OPF-G-ACRO - 686162347971 - Boss Firearms - BossFirearms.com Forward Controls Design - Aimpoint Acro Glock Optics Platform - #OPF-G-ACRO - 686162347971 - Boss Firearms - BossFirearms.com

    Forward Controls Design - Aimpoint Acro Glock Optics Platform - OPF-G-ACRO

    Forward Controls Design, Inc

    MSRP: $80.00
    $76.00
    The Forward Controls Design Aimpoint ACRO Glock Optics Platform (OPF-G-ACRO) is FCD's precision-machined optic mounting plate for the Aimpoint ACRO P-1/P-2 red dot sight on Glock pistols (full-size and compact). The OPF-G (Optic Platform, Forward...
    MSRP: $80.00
    $76.00
    Qty in Cart: 0
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    MSRP: $80.00
    $76.00
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  • Forward Controls Design - AR Enhanced Mag Release Button - Dimpled - #EMR-H-AA -  682157948727 - Boss Firearms - BossFirearms.com Forward Controls Design - AR Enhanced Mag Release Button - Dimpled - #EMR-H-AA -  682157948727 - Boss Firearms - BossFirearms.com

    Forward Controls Design - AR Enhanced Mag Release Button - Dimpled - EMR-H-AA

    Forward Controls Design, Inc

    MSRP: $17.00
    $16.15
    The Forward Controls Design AR Enhanced Magazine Release Button — Dimpled (EMR-H-AA) is FCD's heavy-profile, dimpled-texture enhanced magazine release button for standard AR-15/M16 pattern lower receivers. The EMR (Enhanced Magazine Release, Forward...
    MSRP: $17.00
    $16.15
    Qty in Cart: 0
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    MSRP: $17.00
    $16.15
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  • Forward Controls Design - SIG MCX Enhanced Mag Release Button - #EMR-MCX - 796520450080 - Boss Firearms - BossFirearms.com Forward Controls Design - SIG MCX Enhanced Mag Release Button - #EMR-MCX - 796520450080 - Boss Firearms - BossFirearms.com

    Forward Controls Design - SIG MCX Enhanced Mag Release Button - EMR-MCX

    Forward Controls Design, Inc

    MSRP: $30.00
    $28.50
    The Forward Controls Design SIG MCX Enhanced Magazine Release Button (EMR-MCX) is FCD's drop-in enhanced magazine release designed specifically for the SIG Sauer MCX and MPX rifle platforms. The EMR-MCX replaces the factory magazine release button with...
    MSRP: $30.00
    $28.50
    Qty in Cart: 0
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    MSRP: $30.00
    $28.50
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  • Forward Controls Design – 50° Safety Selector – Ambidextrous - #ASF-50Q - Bossfirearms.com Forward Controls Design – 50° Safety Selector – Ambidextrous - #ASF-50Q - 683828757501 - Bossfirearms.com

    Forward Controls Design - 50° Ambidextrous Safety Selector - ASF-50Q

    Forward Controls Design, Inc

    MSRP: $95.00
    $90.25
    The Forward Controls Design ASF-50Q Ambidextrous Safety Selector is a 50-degree short-throw semi-auto safety selector with FCD's distinctive offset "Q" levers — engineered from the ground up as a defense, duty, and combat-grade safety selector for AR-15...
    MSRP: $95.00
    $90.25
    Qty in Cart: 0
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    MSRP: $95.00
    $90.25
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  • Out of stock
    FCD Forward Controls Design Bolt Catch Forward Biased Paddle Serrated

    FCD Forward Controls Design Bolt Catch Forward Biased Paddle Serrated

    Forward Controls Design, Inc

    $58.90
    The Forward Controls Design ABC/R (Augmented Bolt Catch/Release) features an angled, larger top paddle and a lower paddle with an increased surface area. It is purposefully designed for AR15/M16 receivers equipped with ambidextrous magazine releases,...
    $58.90
    Qty in Cart: 0
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    $58.90
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  • Out of stock
    FCD Forward Controls Design Bolt Catch Rearward Biased Paddle Serrated

    FCD Forward Controls Design Bolt Catch Rearward Biased Paddle Serrated

    Forward Controls Design, Inc

    $58.90
    The Forward Controls Design ABC/R (Augmented Bolt Catch/Release) is expertly crafted for AR15/M16 receivers with ambidextrous magazine releases. It features an angled, larger top paddle and a lower paddle with an increased surface area, specifically...
    $58.90
    Qty in Cart: 0
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    $58.90
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