Stocks / Braces / Slings

Stocks / Braces / Slings

Explore our premium selection of HK-specific stocks, braces, and slings at HKParts, designed to enhance comfort and functionality for a variety of HK models. Our offerings include adjustable braces, tactical slings, and folding stocks, perfect for upgrading your HK MP5, HK416, or UMP. Whether for tactical use or recreational shooting, our durable and versatile accessories provide superior firearm support and stability.

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  • New - B&T HK MP5/SP5/G36 Helmet Stock Cheek Support - HKP-21684 HK MP5, SP5, G36 Helmet Stock Cheek Support
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    HK MP5, SP5, G36 Helmet Stock Cheek Support

    B&T Brugger & Thomet

    $168.00
    B&T Brugger and Thomet Helmet Stock Cheek Support for HK MP5, HK SP5, and HK G36 B&T cheek support for B&T helmet stocks. Compatible With: MP5, MP5K SP5, SP5K G36  
    HKP-21684
    $168.00
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    $168.00
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  • New - HDPS HK USC, UMP Stock Block C Eyelet / Thumb Screw - HKP-20688 HK USC, UMP Stock Block C Eyelet with Thumb Screw
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    HK USC, UMP Stock Block C Eyelet with Thumb Screw

    HDPS

    $169.95
    HDPS HK USC, UMP Stock Block C Eyelet / Thumb Screw Great option since factory HK UMP stocks are hard to find and expensive. The HDPS HK USC/UMP stock block "C." Each unit comes with eyelet / thumb screw design. This is the type for use with the ACE...
    HKP-20688
    $169.95
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    $169.95
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  • New - B&T BT APC, BT GL06 Foldable/Length Adjustable Stock - Black - HKP-18352 B&T APC, GL06 Adjustable Stock - Folding
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    B&T APC, GL06 Adjustable Stock - Folding

    B&T Brugger & Thomet

    $344.95
    B&T BT APC, BT GL06 Foldable/Length Adjustable Stock Swiss made B&T folding & 3 position adjustable stock for the APC and GL06. This is a military grade stock as supplied by B&T to military and law enforcement units worldwide. B&T AG...
    HKP-18352
    $344.95
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    $344.95
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  • New - B&T BT APC223/5.56/.300 3 Position Telescopic Stock - Black - HKP-18312 B&T APC223, APC300 Telescopic Stock - 3 Position
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    B&T APC223, APC300 Telescopic Stock - 3 Position

    B&T Brugger & Thomet

    $650.00
    B&T APC223, APC300 3-Position Telescopic Stock Swiss-made B&T telescopic stock for the APC223 and APC300. This is a military-grade factory stock supplied by B&T to law-enforcement and military worldwide. Specifications: Steel,...
    HKP-18312
    $650.00
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    $650.00
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  • Out Of Stock
    New - F5 MFG HK MP5 .22LR Modular Brace System Havoc - Black - HKP-20195 HK MP5 Brace System - Modular - .22LR - Havoc

    HK MP5 Brace System - Modular - .22LR - Havoc

    F5 MFG

    $349.95
    F5 MFG HK MP5 .22LR Modular Brace System Havoc  MBS (Modular Brace System) for the MP5 .22LR. To convert your brace into a stock, simply swap out the brace attachment interface with F5's MSS stock interface in a matter of seconds (NFA rules apply)...
    HKP-20195
    $349.95
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    $349.95
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  • New - Choate HK 93, 94, MP5 M4 Telescoping Stock - Black - HKP-19895 HK MP5, HK93, HK94 M4 Telescopic Stock
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    HK MP5, HK93, HK94 M4 Telescopic Stock

    Choate

    $246.99
    Choate M4 Telescopic Stock for MP5, HK93, and HK94  The M4 telescopic stock for the Heckler and Koch HK93, HK94 and MP5 replaces the existing stock and gives the shooter the ability to change the length of pull. The housing is all aluminum and...
    HKP-19895
    $246.99
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    $246.99
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  • Out Of Stock
    New - H&K 21E/23E (7.62x51/.308) & (5.56/.223) Complete Rear Stock - HKP-00575 HK21E, HK23E Buttstock, Complete

    HK21E, HK23E Buttstock, Complete

    H&K Heckler & Koch

    $0.00
    HK German HK21E, 23E Stock Complete The latest manufacture and no longer in production or offered by HK Germany. 
    HKP-00575
    $0.00
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    $0.00
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  • New - HK91, G3, PTR Folding Stock - HKP-00516 HK91, G3, PTR Folding Stock
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    HK91, G3, PTR Folding Stock

    Choate

    $144.95
    HK 91, G3, PTR Side Folding Stock No gunsmith is needed as this is an easy install using your hardware from your existing fixed A2 stock. This counts as one US-made compliant part. Compatible With: HK91 G3 PTR91  Also fits HK93 and 33-style rifles...
    HKP-00516
    $144.95
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    $144.95
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  • New - Magpul AR-15 ACS Stock - Mil-Spec - HKP-01134 Magpul AR-15 ACS Stock - Mil-Spec Magpul HKP-01134
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    AR-15 Stock - ACS - Mil-Spec

    Magpul

    $93.95
    Magpul AR-15 ACS Stock - Mil-Spec The patent-pending Magpul ACS (Adaptable Carbine/Storage) mil-spec model is a drop-in replacement butt-stock for AR15/M16 carbines using mil-spec-sized receiver extension tubes. Similar to the Magpul CTR, the ACS also...
    HKP-01134
    $93.95
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    $93.95
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  • Woody Stock - Walnut - Picatinny Mount Woody Stock - Walnut - Picatinny Mount
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    Woody Stock - Walnut - Picatinny Mount

    WOOX

    $228.95 - $298.95
    WOOX Woody Stock - Walnut The WOOX Woody Stock is a premium upgrade for rifles and SMGs featuring a Picatinny stock interface. Crafted from solid American walnut, it delivers classic warmth with modern ergonomics; featuring an adjustable cheek riser, QD...
    HKP-22461-M
    $228.95 - $298.95
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    $228.95 - $298.95
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  • New - HKP HK MP5K .40/10mm Folding Stock with Adapter - HKP-21893 HK MP5K Folding Stock with Adapter - .40 S&W, 10mm
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    HK MP5K Folding Stock with Adapter - .40 S&W, 10mm

    HKP HK Parts

    $239.95
    HKP HK MP5K .40,10mm Folding Stock with Adapter Genuine H&K UMP folding stock completely assembled with the HK Parts stock adapter. CNC machined aircraft grade aluminum with QD sling attachment point. Available exclusively at HK Parts. Compatible...
    HKP-21893
    $239.95
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    $239.95
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  • New - B&T Picatinny Brace/Stock Adapter - APC9/10/40/45 - w/o Hydraulic Buffer - HKP-21759 B&T APC Stock or Brace Adapter - Picatinny - 9mm, 10mm, .40 S&W, .45 ACP - No Hydraulic Buffer
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    B&T APC Stock or Brace Adapter - Picatinny - 9mm, 10mm, .40 S&W, .45 ACP - No Hydraulic Buffer

    B&T Brugger & Thomet

    $160.00
    B&T Picatinny Brace and Stock Adapter - APC9, APC10, APC40, APC45 - Without Hydraulic Buffer The B&T alloy stock and brace adapter for the APC9, APC10, APC40, APC45 features a rear Picatinny interface giving the user a myriad of shouldering...
    HKP-21759
    $160.00
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    $160.00
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