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 - SB Tactical HK MP5 SBA4 Pistol Stabilizing Brace & Adapter- OD Green - HKP-20351 HK MP5 Pistol Stabilizing Brace - SBA4 - Adapter Included - OD Green
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    HK MP5 Pistol Stabilizing Brace - SBA4 - Adapter Included - OD Green

    SB Tactical

    $294.95
    SB Tactical HK MP5 SBA4 Pistol Stabilizing Brace & Adapter - OD Green MP5, 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...
    $294.95
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    $294.95
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  • On Sale
    New - Strike Industries HK MP5 Stock with Cheek Riser - HKP-21497-M HK MP5 Stock - Cheek Riser
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    HK MP5 Stock - Cheek Riser

    B&T Brugger & Thomet / Strike Industries

    Now: $314.95
    Was: $349.95
    Strike Industries HK MP5 Stock with Cheek Riser The Strike Industries Dual Folding Stock paired with the HKP MP5 picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock configuration. The adjustable...
    Now: $314.95
    Was: $349.95
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    Now: $314.95
    Was: $349.95
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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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    Now: $377.95
    Was: $419.95
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  • On Sale
    Used - H&K MIL-SPEC 416 OTB Buffer Tube & HK E1 Stock Combo - HKP-20104 HK416 OTB E1 Stock & Buffer Tube Combo
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    HK416 OTB E1 Stock & Buffer Tube Combo

    H&K Heckler & Koch

    Now: $422.95
    Was: $469.95
    H&K MIL-SPEC 416 OTB Buffer Tube & HK E1 Stock Combo Genuine HK416 E1 Stock with the new style marine environment "over the beach" buffer tube. Buffer tube has ball bearing rollers to tighten the stock when locked in position, and helps smooth...
    Now: $422.95
    Was: $469.95
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    Now: $422.95
    Was: $469.95
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  • On Sale
    New - MKE V51 VFI Retractable Stock - HKP-21469 Vector Arms V51 Retractable Stock
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    Vector Arms V51 Retractable Stock

    MKE

    Now: $454.96
    Was: $549.95
    MKE V51 A3 Retractable Stock:  Factory new MKE stock professionally converted with the correct collapsing length to fit Vector V51 rifles and pistols. This V51 stock was modified with a heavy profile, heat-treated collapsing rod insert for longevity...
    Now: $454.96
    Was: $549.95
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    Now: $454.96
    Was: $549.95
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  • On Sale
    New - MKE HK MP5 Retractable Buttstock - Cerakoted - HKP-21610-M HK MP5 Retractable Stock - Cerakoted
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    HK MP5 Retractable Stock - Cerakoted

    MKE

    Now: $341.95
    Was: $379.95
    MKE HK MP5 / AP5 Retractable Stock Transform your MP5-AP5 Clone with the essential upgrade that defines its iconic look. The A3 collapsible design delivers a customizable length of pull for unparalleled comfort and control. With a straight forward...
    Now: $341.95
    Was: $379.95
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    Now: $341.95
    Was: $379.95
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  • On Sale
    New - MKE Century Arms AP51 A3 Retractable Stock - HKP-21926 Century Arms AP51 Retractable Stock - A3
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    Century Arms AP51 Retractable Stock - A3

    MKE

    Now: $404.95
    Was: $449.95
    MKE Century Arms AP51 A3 Retractable Stock Factory new MKE stock professionally converted to fit the AP51 rifles and pistols. This AP51 stock was modified to the correct length recoil rod to make it a true drop in stock. Only offered here at HK Parts...
    Now: $404.95
    Was: $449.95
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    Now: $404.95
    Was: $449.95
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  • On Sale
    New - H&K HK 417 M110A1 G28 SDMR Stock - RAL 8K - HKP-21675 HK417 Stock - M110A1 G28 SDMR - RAL8000
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    HK417 Stock - M110A1 G28 SDMR - RAL8000

    H&K Heckler & Koch

    Now: $440.95
    Was: $489.95
    H&K HK 417 M110A1 G28 SDMR Stock - RAL 8K This exceptional stock is the definitive choice for your M110A1, G28 SDMR clone, or any custom build! With its HK E1 Mil-Spec style design, it delivers unmatched quality and performance. The highly...
    Now: $440.95
    Was: $489.95
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    Now: $440.95
    Was: $489.95
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  • On Sale
    New - JMAC Universal Picatinny 8" Stock with 1913 Folding Mech - HKP-21241-M Picatinny  8" Stock with 1913 Folding Mech
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    Picatinny 8" Stock with 1913 Folding Mech

    JMAC Customs

    $274.45 - $278.95
    JMac 8" Stock with 0.275" Cheek Rise - 1913 Attachment Feautures: New Integrated Rubber Buttpad 2x Integrated QD Sling Socket 8" Length 0.275" Cheek Rise Drilled and tapped for optional cheek risers Compatible with JMAC & SIG folding mechanisms 7075...
    $274.45 - $278.95
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    $274.45 - $278.95
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  • Out Of Stock
    On Sale
    New - JMAC Universal Picatinny 9" Stock with 1913 Folding Mech - Black - HKP-21242-BL Picatinny 9" Stock with 1913 Folding Mech

    Picatinny 9" Stock with 1913 Folding Mech

    JMAC Customs

    Now: $278.91
    Was: $309.90
    JMAC Universal Picatinny 9" Stock with 1913 Folding Mech Feautures: NEW Integrated Rubber Buttpad!! 2x Integrated QD Sling Socket 9" Length 0.275" Cheek Rise Drilled and tapped for optional cheek risers Compatible with JMAC & SIG folding...
    Now: $278.91
    Was: $309.90
    Out Of Stock
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    Now: $278.91
    Was: $309.90
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  • On Sale
    New - MI/HKP HK MP5 .22 LR Alpha Folding Brace/Stock Adapter - HKP-21515-M HK MP5 Stock or Brace Adapter - Folding - .22 LR - Alpha
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    HK MP5 Stock or Brace Adapter - Folding - .22 LR - Alpha

    MI Midwest Industries

    Now: $377.95
    Was: $419.95
    MI/HKP HK MP5 .22 LR 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...
    Now: $377.95
    Was: $419.95
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    Now: $377.95
    Was: $419.95
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  • Used - Clubfoot Stock For HK .308 Rifles - Green - HKP-19667 Clubfoot Stock For HK .308 Rifles - Green
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    Clubfoot Stock For HK .308 Rifles - Green

    USA

    $299.95
    US & German HK G3, 91, PTR-91 Or Clone Club Foot Stock HK clubfoot stock comes fully assembled with both US & German H&K parts. Includes: HK 21E Clubfoot central stock section (counts as one US compliant part) HK heavy rubber buttpad USHK...
    $299.95
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    $299.95
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