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 - AR Stock Adapter For HK Firearms - BLEMISHED - HKP-16550-B HK Firearm Adapter - AR Stock - BLEMISHED
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    HK Firearm Adapter - AR Stock - BLEMISHED

    Now: $55.95
    Was: $99.95
    AR15 to HK 90 Series Stock Adapter For AR15 &M4 Style Stocks, Braces COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. For use on any commercial, mil-spec, or...
    HKP-16550-B
    Now: $55.95
    Was: $99.95
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    Was: $99.95
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  • Out Of Stock
    B&T APC223, APC300, APC308 Stock or Brace Adapter - Picatinny B&T APC223, APC300, APC308 Stock or Brace Adapter - Picatinny

    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
    HKP-22281
    $159.95
    Out Of Stock
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    $159.95
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  • Used - H&K 91/G3 (7.62x51/.308) A3 Retractable Stock - New Old Stock - HKP-22104 HK91, G3 A3 Retractable Buttstock - New Old Stock
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    HK91, G3 A3 Retractable Buttstock - New Old Stock

    H&K Heckler & Koch

    $1,345.95
    Heckler and Koch HK91, G3 A3 Retractable Stock - New Old Stock Genuine HK A3 retractable stock the HK91 or G3. These are original HK production units that have been out of manufacture for years, making remaining NOS increasingly rare. Compatible...
    HKP-22104
    $1,345.95
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  • Out Of Stock
    New - H&K HK416 Convex Buttstock w/Wrench - HKP-22025 HK416 Convex Buttstock - Wrench Included

    HK416 Convex Buttstock - Wrench Included

    H&K Heckler & Koch

    $114.95
    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...
    HKP-22025
    $114.95
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    $114.95
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  • Out Of Stock
    New - H&K VTAC-MK2 Sling - Coyote Tan - HKP-22008 HK VTAC-MK2 Sling - Coyote Tan

    HK VTAC-MK2 Sling - Coyote Tan

    H&K Heckler & Koch

    $62.95
    H&K VTAC-MK2 Sling - Coyote Tan - Two Point Sling The Viking Tactics Padded Sling features a closed cell foam shoulder strap and durable resin treated nylon. Its quick adjust design allows fast length changes from any position. The friction resistant...
    HKP-22008
    $62.95
    Out Of Stock
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    $62.95
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  • New - HKP V51 Fixed Stock - USA - HKP-21269 Vector Arms V51 Fixed Stock - USA
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    Vector Arms V51 Fixed Stock - USA

    HKP HK Parts

    $289.95
    HKP Vector Arms V51 Fixed Stock - USA Fixed A2-style stock assembly configured for the Vector V51 platform. Built using a PTR A2 stock section paired with an HKP V51-specific backplate, converted with the correct rear-collapsible rod and fitted with a...
    HKP-21269
    $289.95
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  • New - JMAC Universal Picatinny 6" Skeletonized Tube with 1913 Folding Mech - HKP-21244
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    Picatinny 6" Skeletonized Tube with 1913 Folding Mech

    JMAC Customs

    $227.90
    JMAC 6" Skeletonized Tube with 1913 Folding Mech This M4 tube adapter replaces the standard buffer tube to ensure the stock folds as flat as possible! Fits most M4 style stocks/braces  Features: Integrated QD Sling Sockers 6” Length 6...
    HKP-21244
    $227.90
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  • Out Of Stock
    On Sale
    New - SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - Gray - HKP-20477 HK MP5K Pistol Brace With Direct Fit Adapter - SBA4 - Gray

    HK MP5K Pistol Brace With Direct Fit Adapter - SBA4 - Gray

    SB Tactical

    Now: $269.95
    Was: $294.95
    SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - Gray MP5K, SBA4  5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment.This brace is the perfect addition for...
    HKP-20477
    Now: $269.95
    Was: $294.95
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    Was: $294.95
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  • New - SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - FDE - HKP-20353 HK MP5K Pistol Stabilizing Brace - SBA4 - Adapter Included - FDE
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    HK MP5K Pistol Stabilizing Brace - SBA4 - Adapter Included - FDE

    SB Tactical

    $294.95
    SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - FDE MP5K, SBA4  5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment.This brace is the perfect addition for...
    HKP-20353
    $294.95
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  • New - B&T HK MP5K 3-Position Folding Adjustable Stock - Black - HKP-18243 HK MP5K 3-Position Folding Adjustable Stock
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    HK MP5K 3-Position Folding Adjustable Stock

    B&T Brugger & Thomet

    $494.95
    B&T HK MP5K 3-Position Folding Adjustable Stock Swiss made B&T folding and length adjustable stock for the HK MP5K and compatible. This is a military grade stock as supplied by B&T to military and law enforcement units world-wide. B&T AG...
    HKP-18243
    $494.95
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  • New - B&T MP5 3 Position Adjustable Folding Stock - HKP-18100 HK MP5 Folding Stock - 3 Position Adjustable
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    HK MP5 Folding Stock - 3 Position Adjustable

    B&T Brugger & Thomet

    $389.95
    B&T Brugger & Thomet 3 Position Adjustable Folding Stock for HK MP5 Swiss made B&T folding and length adjustable stock for the HK MP5. This is a military grade stock as supplied by B&T to military and law enforcement units world-wide...
    HKP-18100
    $389.95
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    $389.95
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  • HK MP5 A3 Retractable Buttstock Lever Rebuild Kit HK MP5 A3 Retractable Buttstock Lever Rebuild Kit
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    HK MP5 A3 Retractable Buttstock Lever Rebuild Kit

    H&K Heckler & Koch

    $49.95
    Heckler and Koch Lever Rebuild Kit for A3 Retractable Buttstocks Rebuild kit for worn out or to complete A3 retractable stocks with metal back plate  Compatible with: MP5 HK33 HK91, G3
    HKP-22547
    $49.95
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    $49.95
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