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 - HKP HK MP5K .40/10 Picatinny Rail Brace/Stock Adapter - HKP-21833 HK MP5K Stock or Brace Adapter - 10mm / .40 S&W - Picatinny Rail
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    HK MP5K Stock or Brace Adapter - 10mm / .40 S&W - Picatinny Rail

    HKP HK Parts

    $129.95
    HKP HK MP5K .40/10 Picatinny Rail Brace/Stock Adapter Open your MP5K up to a vast range of brace and stock options with our Picatinny rail stock adapter.  Designed specifically for the MP5K 40 cal and 10mm platforms.  Available exclusively at...
    $129.95
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    $129.95
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  • On Sale
    New - Magpul HK MP5 & HK94 MOE SL-S Stock - Black - HKP-20488 HK MP5, HK94, HK33, HK53, HK93 MOE SL-S Stock
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    HK MP5, HK94, HK33, HK53, HK93 MOE SL-S Stock

    Magpul

    Now: $134.95
    Was: $234.95
    Magpul MOE SL-S- HK MP5, HK94, HK33, HK53, HK93 Magpul MOE SL-S MP5, HK 94 complete stock ready to drop in. Great option for those looking for different length options.  The sleek profile, dual-side release latches, and waterproof battery tubes make...
    Now: $134.95
    Was: $234.95
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    Now: $134.95
    Was: $234.95
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  • New - H&K HK MR556/MR762 Fixed Tactical Sling Adapter - HKP-17553 HK MR556, MR762 Fixed Tactical Sling Adapter
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    HK MR556, MR762 Fixed Tactical Sling Adapter

    H&K Heckler & Koch

    $86.95
    HK MR556 & MR762 Factory Sling Adapter - Fixed Factory HK German design & the finest design available & made to last. New HK manufactured part to allow the factory HK416, MR762 slings  to fit & work on the MR556, MR762 as this adds...
    $86.95
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    $86.95
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  • New - H&K HK 416/417 Buttstock Release Lever - HKP-18948 HK416, HK417 Buttstock Release Lever
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    HK416, HK417 Buttstock Release Lever

    H&K Heckler & Koch

    $21.95
    HK 416 & 417 Buttstock Release Lever
    $21.95
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    $21.95
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  • HK MP7 Back Plate - Complete HK MP7 Back Plate - Complete
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    HK MP7 Back Plate - Complete

    H&K Heckler & Koch

    $67.95
    HK MP7 Back Plate - Complete OEM complete back plate assembly for the HK MP7. Direct factory replacement back plate for maintaining or rebuilding your MP7 platform using original HK parts. Compatible With: MP7  
    $67.95
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    $67.95
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  • HK MP5, SP5 Folding Stock - 11" HK MP5, SP5 Folding Stock - 11"
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    HK MP5, SP5 Folding Stock - 11"

    Zenith

    $99.95
    Zenith HK MP5, SP5 Folding Stock Folds to the side for compact storage while providing a solid, stable shoulder stock when deployed. No modifications required on in-spec MP5 receivers. Specifications: Polymer and fiberglass reinforced Weight: 14.4...
    $99.95
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  • On Sale
    HK G3 Standard Stock Buttpad - Green - Used - BLEMISHED H&K Heckler & Koch HKP-21865-ODG-B HK G3 Standard Stock Buttpad - Green - Used - BLEMISHED H&K Heckler & Koch HKP-21865-ODG-B
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    HK G3 Butt Plate with Catch Spring - Standard Stock - Green - Used - BLEMISHED

    H&K Heckler & Koch

    Now: $0.97
    Was: $2.95
    HK G3 Standard Stock Buttpad - Green - Used - BLEMISHED SOLD INDIVIDUALLY - CRACKED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This German-made buttpad is an excellent replacement for your...
    Now: $0.97
    Was: $2.95
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    Now: $0.97
    Was: $2.95
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  • On Sale
    HK MP5K 40/10 Brace/Stock Adapter - BLEMISHED HKP HK Parts HKP-21869-B HK MP5K 40/10 Brace/Stock Adapter - BLEMISHED HKP HK Parts HKP-21869-B
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    HK MP5K 40/10 Stock or Brace Adapter - BLEMISHED

    HKP HK Parts

    Now: $64.09
    Was: $113.95
    HK MP5K 40/10 Brace/Stock Adapter - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Easily attach your favorite A2 style stock to your MP5K 40/10 with...
    Now: $64.09
    Was: $113.95
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    Now: $64.09
    Was: $113.95
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  • B&T APC223, APC300, APC308 Stock or Brace Adapter - Picatinny B&T APC223, APC300, APC308 Stock or Brace Adapter - Picatinny
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    B&T APC223, APC300, APC308 Stock or Brace Adapter - Picatinny

    B&T Brugger & Thomet

    $159.95
    B&T APC223/300/308 Stock Adapter - Picatinny This adapter allows the installation of picatinny-style stocks or braces onto B&T APC223, APC300, and APC308 platforms. Compatible With: B&T APC223/300/308
    $159.95
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  • Out Of Stock
    On Sale
    HKP, Walther 416 .22LR PDWC Retractable Stock - Black - Incomplete - BLEMISHED HKP HK Parts HKP-17840-B HKP, Walther 416 .22LR PDWC Retractable Stock - Black - Incomplete - BLEMISHED HKP HK Parts HKP-17840-B

    HK416 Retractable Stock - .22LR PDWC - Incomplete - BLEMISHED

    HKP HK Parts

    Now: $149.96
    Was: $349.95
    HKP, Walther 416 .22LR PDWC Retractable Stock - Black - Incomplete - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED INCOMPLETE Please Note: Will require work before being functional. HKP recommends the work be performed by a professional gunsmith. The...
    Now: $149.96
    Was: $349.95
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    Now: $149.96
    Was: $349.95
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  • On Sale
    New - H&K HK MR762/417 Castle Receiver Extension Nut For Buffer Tube - Black - BLEMISHED - HKP-16768-B HK417, MR762 Extension Nut - Buffer Tube - Castle Receiver - BLEMISHED
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    HK417, MR762 Extension Nut - Buffer Tube - Castle Receiver - BLEMISHED

    H&K Heckler & Koch

    Now: $18.71
    Was: $39.95
    H&K HK MR762/417 Castle Receiver Extension Nut For Buffer Tube - Black - BLEMISHED ONLY 2 UNITS AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES...
    Now: $18.71
    Was: $39.95
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    Now: $18.71
    Was: $39.95
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  • Out Of Stock
    New - H&K HK416 Convex Buttstock w/Wrench - HKP-22025 HK416 Convex Buttstock w/Wrench

    HK416 Convex Buttstock w/Wrench

    H&K Heckler & Koch

    $97.95
    H&K HK416 Convex Buttstock w/Wrench Factory-original H&K buttstock with convex buttpad and included tool. Compatible with HK416 rifles using MIL-SPEC buffer tubes (not included). Features: Ergonomic cheek weld Twist-off rubber buttpad with two...
    $97.95
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    $97.95
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