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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  • On Sale
    New - Choate HK 91/G3 (7.62x51/.308) Adjustable Tactical Folding Stock - HKP-00884 HK91, G3 Adjustable Tactical Folding Stock
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    HK91, G3 Adjustable Tactical Folding Stock

    Choate

    Now: $125.95
    Was: $139.95
    HK G3, 91 & PTR Tactical Folding Stock Each stock is adjustable from 14 1/4" to 15 1/4" using the included adjustable spacer system, which will allow a full 2" range in adjustment for the specific user or mission requirements. Comes with all the...
    Now: $125.95
    Was: $139.95
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  • On Sale
    New - SB Tactical SBM4 Pistol Stabilizing Brace - HKP-17903 SB Tactical SBM4 Pistol Stabilizing Brace
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    SB Tactical SBM4 Pistol Stabilizing Brace

    SB Tactical

    Now: $67.49
    Was: $74.99
    SB Tactical SBM4 Pistol Stabilizing Brace The SBM4 is the evolution of the original SB15 Pistol Stabilizing Brace . . . thinner, lighter and with enhanced cheek weld ergonomics. Includes: Pistol stabilizing brace Adjustable nylon stabilizing...
    Now: $67.49
    Was: $74.99
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  • On Sale
    New - HKP Single Point Sling - ACU Digital Camo - HKP-15041 HK Single Point Sling - ACU Digital Camo
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    HK Single Point Sling - ACU Digital Camo

    HKP HK Parts

    Now: $23.96
    Was: $29.95
    HKP Single Point Sling - ACU Digital Camo HK single-point bungee sling for use on all HK & other firearm applications. This super high-quality sling is a must-have for those who prefer operating with a single-point sling over the traditional 3-point...
    Now: $23.96
    Was: $29.95
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  • On Sale
    New - MI/HKP HK MP5K Alpha Folding Brace/Stock Adapter - HKP-21514-M HK MP5K Stock or Brace Adapter - Folding - Alpha
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    HK MP5K Stock or Brace Adapter - Folding - Alpha

    MI Midwest Industries

    Now: $377.95
    Was: $419.95
    MI/HKP HK MP5K Alpha Folding Brace/Stock Adapter The Midwest Industries Alpha folding stock paired with the HK Parts picatinny rail adapter offers unparalleled versatility. Adjust your length of pull, cheek riser, and butt pad to your exact style of...
    Now: $377.95
    Was: $419.95
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    Was: $419.95
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  • On Sale
    New - H&K German Ambidextrous Sling Pin Replacement O-Ring - HKP-19985
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    HK German Ambidextrous Sling Pin Replacement O-Ring

    H&K Heckler & Koch

    Now: $5.36
    Was: $5.95
    H&K German Ambidextrous Sling Pin Replacement O-Ring HK ambidextrous sling pin replacement O-ring for all ambidextrous sling pins. Brand new factory German manufacture. This item is a common wear/breakage part that does need to be replaced from time...
    Now: $5.36
    Was: $5.95
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  • On Sale
    Used - H&K HK 416/MR556 Enhanced Buffer Tube-Commercial - HKP-15424 H&K HK 416/MR556 Enhanced Buffer Tube-Commercial H&K Heckler & Koch HKP-15424
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    HK416, MR556 Buffer Tube - Enhanced - Commercial

    H&K Heckler & Koch

    Now: $224.95
    Was: $249.95
    HK 416, MR556 OTB (over the beach) Buffer Tube, Receiver Extension - Commercial: Genuine HK German manufactured 416, MR556 new style latest generation marine environment & over the beach buffer tube. Each Commercial buffer tube has built in drainage...
    Now: $224.95
    Was: $249.95
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    Was: $249.95
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  • On Sale
    New - Strike Industries HK MP5K Drop-In MOD2 Stock - HKP-21330-M HK MP5K Drop-In MOD2 Stock
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    HK MP5K Drop-In MOD2 Stock

    Strike Industries

    Now: $111.71
    Was: $199.95
    Strike Industries HK MP5K Drop-In MOD2 Stock We pair our MP5K AR stock adpter with this Strike MOD2 stock to give you a drop-in MP5K stock. Give your build a modern look and added comfort and adjustability of the MOD2 stock.  Only available here at...
    Now: $111.71
    Was: $199.95
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    Was: $199.95
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  • On Sale
    New - SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - HKP-19930 HK MP5K Pistol Stabilizing Brace - SBA4 - Adapter Included
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    HK MP5K Pistol Stabilizing Brace - SBA4 - Adapter Included

    SB Tactical

    Now: $265.45
    Was: $294.95
    SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter Designed for all platforms capable of accepting a mil-spec carbine receiver extension, the SBA4 is 5-position adjustable and features an integral, ambidextrous QD sling socket...
    Now: $265.45
    Was: $294.95
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  • On Sale
    New - H&K HK MR762/417/G28 Receiver End Plate - HKP-16610 HK417, MR762, G28 Receiver End Plate
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    HK417, MR762, G28 Receiver End Plate

    H&K Heckler & Koch

    Now: $22.45
    Was: $24.95
    H&K HK MR762/417/G28 Receiver End Plate New HK German factory. Compatible With: HK MR762 HK 417 HK G28
    Now: $22.45
    Was: $24.95
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    Was: $24.95
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  • On Sale
    New - Ergo M-LOK QD Sling Mount - HKP-17875
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    Ergo M-LOK QD Sling Mount

    Ergo

    Now: $22.45
    Was: $24.95
    Ergo M-LOK QD Sling Mount   Compatible with any firearm featuring M-LOK attachment points.
    Now: $22.45
    Was: $24.95
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  • On Sale
    New - H&K HK G36/G36K/G36C Sling - HKP-18459 HK G36, G36K, G36C Sling
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    HK G36, G36K, G36C Sling

    H&K Heckler & Koch

    Now: $58.46
    Was: $64.95
    New HK German carrying sling without quick release. 38 mm wide Compatible With: G36 G36K G36C
    Now: $58.46
    Was: $64.95
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    Was: $64.95
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  • Out Of Stock
    On Sale
    New - H&K UMP (.40 S&W/.45 ACP/9mm) Lower Backplate - HKP-16473 HK UMP (.40 S&W/.45 ACP/9mm) Lower Backplate

    HK UMP (.40 S&W/.45 ACP/9mm) Lower Backplate

    H&K Heckler & Koch

    Now: $22.45
    Was: $24.95
    H&K UMP (.40 S&W/.45 ACP/9mm) Lower Backplate HK German Backplate for all UMP lowers. You will need to add your existing buffer or order one to make a complete buffer assembly.
    Now: $22.45
    Was: $24.95
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    Now: $22.45
    Was: $24.95
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