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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  • Used - H&K 93/53/33 (5.56/.223) Surplus Fixed Stock - A2 - Alpine Green - HKP-21847 HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - Alpine Green
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    HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - Alpine Green

    H&K Heckler & Koch

    $139.95
    Surplus - Fixed Stock - OD Green - HK93,33,53 German military surplus but hand-picked to give you the best of the lot.  Ready to install on your HK or clone rifle. Each stock features the correct all-metal backplate painted in HK black...
    HKP-21847
    $139.95
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  • Out Of Stock
    New - HKP HK UMP Stock Block - B Push Pin - HKP-21249 HK UMP Stock Block B Push Pin

    HK UMP Stock Block B Push Pin

    HKP HK Parts

    $34.95
    Stock Block B Sling Pin With Loop washer & Quick Pull Pin for UMP/USC (.40 S&W/ .45 ACP/9mm)   
    HKP-21249
    $34.95
    Out Of Stock
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    $34.95
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  • Out Of Stock
    New - H&K Central Buttstock Section - HK Green - HKP-16987 HK Factory Buttstock - Central Section - HK Green

    HK Factory Buttstock - Central Section - HK Green

    H&K Heckler & Koch

    $34.95
    H&K Central Buttstock Section - HK Green This stock section is no longer being manufactured as the G3 and HK91 are out of production.  PLEASE NOTE: These units have handling marks and the price has been set accordingly.
    HKP-16987
    $34.95
    Out Of Stock
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  • Out Of Stock
    On Sale
    New - GSG9 HK SP5 US Rear Stock w/ HK Parts Adapter - HKP-20662 HK SP5 Stock with HKP Adapter

    HK SP5 Stock with HKP Adapter

    HKP HK Parts / GSG9

    Now: $189.95
    Was: $259.95
    GSG9 US Folding Stock with HK Parts Adapter for HK SP5 GSG9 US folding stock paired with an HK Parts SP5 adapter. Configured as a direct-fit stock assembly for the SP5 platform. Specifications: CNC machined adapter Solid billet aircraft-grade...
    HKP-20662
    Now: $189.95
    Was: $259.95
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    Now: $189.95
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  • Out Of Stock
    Used - H&K MP5 A2 Stock - USED - HKP-00680

    HK MP5 A2 Fixed Buttstock - USED

    H&K Heckler & Koch

    $149.95
    H&K Heckler & Koch Used A2 Rear Buttstock for HK MP5 Factory German MP5 A2 buttstock in excellent condition, ready to drop in. These stocks feature authentic date codes for those seeking a classic touch. Don’t miss out. Only a limited...
    HKP-00680
    $149.95
    Out Of Stock
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    $149.95
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  • On Sale
    MKE HK MP5/AP5 End Cap Complete MKE HKP-22258 MKE HK MP5/AP5 End Cap Complete MKE HKP-22258
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    HK MP5, AP5 End Cap - Complete

    MKE

    Now: $64.95
    Was: $89.95
    MKE HK MP5/AP5 End Cap Complete Replacement end cap made by MKE on HK tooling. This robust all-steel end cap is a superior upgrade from the standard polymer options. It not only features an integrated H buffer for enhanced performance but also includes a...
    HKP-22258
    Now: $64.95
    Was: $89.95
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    Now: $64.95
    Was: $89.95
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  • Out Of Stock
    New - B&T Telescopic Stock End Cap - HKP-21721 B&T Telescopic Stock End Cap

    B&T Telescopic Stock End Cap

    B&T Brugger & Thomet

    $8.95
    B&T Telescopic Stock End Cap B&T replacement end cap for telescopic stocks.  Limits the extension of the stock to keep it from sliding out of the guides.
    HKP-21721
    $8.95
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    $8.95
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  • New - Magpul MOE Stock - Commercial Spec, AR15/M4 Carbines - HKP-10629
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    HK416, MR556 Carbine Stock - MOE - Commercial Spec

    Magpul

    $54.95
    Magpul MOE (Magpul Original Equipment) Commercial-Spec Model for AR15/M4 Carbines Made in the USA, the MOE stock Commercial-Spec Model is a drop-in replacement buttstock for AR15/M4 carbines using commercial-spec-sized receiver extension tubes. The...
    HKP-10629
    $54.95
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  • Out Of Stock
    HK33, HK93 Buttstock - A2 - Black HK33, HK93 Buttstock - A2 - Black

    HK33, HK93 Buttstock - A2 - Black

    $74.95
    Malaysian Contract Black A2 Stock for HK33, HK93 Malaysian contract black A2 fixed stock for HK33 or HK93 pattern rifles. Ideal as a correct-style replacement stock or to give your 5.56 roller-lock build a classic fixed-stock profile. Compatible...
    HKP-22428
    $74.95
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  • On Sale
    New - SB Tactical HK MP5K SBA5 Pistol Stabilizing Brace - HKP-21795-M HK MP5K Pistol Stabilizing Brace - SBA5
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    HK MP5K Pistol Stabilizing Brace - SBA5

    SB Tactical

    Now: $189.95
    Was: $248.95
    SB Tactical HK MP5K SBA5 Pistol Stabilizing Brace SB Tactical combined with our MP5K end cap creates a true drop-in brace, perfect for those seeking the flexibility that the SBA5 pistol stabilizing brace offers. With a 5-position adjustable length, this...
    HKP-21795-M
    Now: $189.95
    Was: $248.95
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    Now: $189.95
    Was: $248.95
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  • New - H&K 91/G3 (7.62x51/.308) A3 Retractable Stock Buttpad - HKP-16853 HK91, G3 A3 Retractable Buttstock Buttpad
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    HK91, G3 A3 Retractable Buttstock Buttpad

    H&K Heckler & Koch

    $24.95
    HK G3 & HK 91 A3 Retractable Stock Rubber Buttpad - German This item is a great spare itemsto have on hand as the factory buttpads found on used or surplus stocks are often worn or damaged. Made in Germany by H&K. Compatible With: New style HK...
    HKP-16853
    $24.95
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    $24.95
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  • New - Magpul HK 91/G3 & 33/93 (7.62x51/.308) PRS Extended Butt Pad - HKP-00843 HK33, HK53, HK93, HK91, G3 PRS Extended Butt Pad
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    HK33, HK53, HK93, HK91, G3 PRS Extended Butt Pad

    Magpul

    $15.95
    Magpul HK 91/G3 (7.62x51/.308) PRS Extended Butt Pad   Replaces standard butt pad and adds 1/2" to the overall length of the PRS stock. This part also adds slightly more cushioning, as it has more rubber. Compatible With: PRS Stock (MAG307) PRS...
    HKP-00843
    $15.95
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    $15.95
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