Parts

Parts

At HK Parts, we offer a wide range of high-quality Heckler and Koch accessories and components for your favorite firearms. Whether you are upgrading a Heckler and Koch pistol or rifle, or building with parts kits, we have you covered. Explore top-rated components for VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, find the parts you need to enhance performance, reliability, and function.

Popular upgrades include match triggers, threaded barrels, compensators, optic plates, and extended magazines. Rifle owners often add enhanced stocks, forearms, and ambidextrous controls.
MP5 and MP5K kits are top sellers, giving shooters authentic components for iconic builds. G36 and HK416 kits are also highly sought after by collectors and professionals alike.
HKP offers the world’s largest H&K-focused catalog, with better availability, faster fulfillment, and expert support compared to general retailers.

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  • On Sale
    New - H&K HK P7 PSP Front Sight 6.5mm - HKP-01337
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    HK P7 PSP Front Sight 6.5mm

    H&K Heckler & Koch

    Now: $14.96
    Was: $29.95
    HK P7 PSP Front Sight 6.5mm Compatible With: PSP
    HKP-01337
    Now: $14.96
    Was: $29.95
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  • Out Of Stock
    New - H&K HK P7M10 Front Sight 7.4mm - HKP-01365
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    HK P7M10 Front Sight 7.4mm

    H&K Heckler & Koch

    $29.95
    Front Sight 7.4mm Compatible With: P7M10
    HKP-01365
    $29.95
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  • New - H&K HK Mark 23 Recoil Spring Washer - HKP-16640
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    HK Mark 23 Recoil Spring Washer

    H&K Heckler & Koch

    $9.95
    H&K HK Mark 23 Recoil Spring Washer New HK German Mark 23, SOCOM Recoil Spring Washer for Recoil Assembly.
    HKP-16640
    $9.95
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  • New - H&K HK Mark 23 Recoil Rod - HKP-16639 HK Mark 23 Recoil Rod
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    HK Mark 23 Recoil Rod

    H&K Heckler & Koch

    $79.95
    H&K HK Mark 23 Recoil Rod Factory HK Mark 23, SOCOM Recoil Rod Stripped. Ideal to keep as a spare, as this item is a repair & replacement item.
    HKP-16639
    $79.95
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  • On Sale
    New - HKP .40 S&W 4 Prong Flash Hider - Threaded 14.5x1 LH - HKP-01986 HKP .40 S&W 4 Prong Flash Hider - Threaded 14.5x1 LH
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    HKP .40 S&W 4 Prong Flash Hider - Threaded 14.5x1 LH

    USA

    Now: $22.46
    Was: $79.95
    HKP .40 S&W 4 Prong Flash Hider - Threaded 14.5x1 LH THIS IS A CLOSEOUT PRODUCT DUE TO A HARMONIC (TUNING FORK EFFECT) PRESENT WHEN SHOOTING.  THE PART IS ENTIRELY FUNCTIONAL AND IS SOLD AS-IS,...
    HKP-01986
    Now: $22.46
    Was: $79.95
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