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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  • New - H&K Universal Gun Cleaning Wick Set - 8 Piece Set - HKP-17646 HK Rifle Cleaning Wick Set - 8 Piece Set - Universal
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    HK Rifle Cleaning Wick Set - 8 Piece Set - Universal

    H&K Heckler & Koch

    $1.95
    Original German Army Issue HK91/G3/PTR Cleaning Kit Wick - Set of 8 Originally issued for the G3,91 & MG3 firearms but will work on pretty much any and all rifles & pistols. Each set comes with 8 BRAND NEW German manufactured cleaning wicks. Each...
    HKP-17646
    $1.95
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    $1.95
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  • New - H&K German Rear Sight Spring - HKP-00146
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    HK Rear Sight Spring - German

    H&K Heckler & Koch

    $4.95
    H&K German Rear Sight Spring HK German rear sight spring for rear diopter sights.
    HKP-00146
    $4.95
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    $4.95
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  • On Sale
    New - H&K HK Ladies Shooter Cap - Gray & Pink - HKP-17368 HK Ladies Shooter Cap - Gray & Pink
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    HK Ladies Shooter Cap - Gray & Pink

    H&K Heckler & Koch

    Now: $6.95
    Was: $11.95
    H&K HK Ladies Shooter Cap - Gray & Pink Gray cotton twill construction with pink underbill. Low profile hat with black HK logo on front, pink stitching and "No Compromise" in pink cursive thread on the back adjustable strap. Features: 100%...
    HKP-17368
    Now: $6.95
    Was: $11.95
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  • Out Of Stock
    New - MKE HK MP5/AP5 Handguard - HKP-21810 HK MP5, AP5 Handguard

    HK MP5, AP5 Handguard

    MKE

    $39.95
    MKE HK MP5 AP5 Handguard The AP5 handguard is designed to fit the MKE AP5 and HK MP5 firearms. This handguard provides a secure grip and a factory-correct appearance. It provides a reliable and durable option for replacing or upgrading an MP5-style...
    HKP-21810
    $39.95
    Out Of Stock
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  • New - HKP HK MP5K to MP5 Brace/Stock Adapter - HKP-20988 HK MP5K to MP5 Stock or Brace Adapter
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    HK MP5K to MP5 Stock or Brace Adapter

    HKP HK Parts

    $129.95
    HKP HK MP5K to MP5 Brace/Stock Adapter Our new MP5K to MP5 stock adapter is the perfect addition for those looking for a stock that provides a better line of sight and a better cheek rest position like the MP5 A2 fixed stock does. This stock adapter will...
    HKP-20988
    $129.95
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  • New - Magpul HK SP5 SL Grip Module - HKP-20574-M HK SP5 Grip Module - SL
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    HK SP5 Grip Module - SL

    Magpul

    $149.95 - $179.95
    Magpul HK SP5 SL Grip Module HK Parts brings a solution for those that are looking to upgrade to the Magpul SL grip. Click the drop down menu to select either the clipped and pinned or push pin options. This is a perfect option for those wanting improved...
    HKP-20574-M
    $149.95 - $179.95
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  • New - HKP 24 Round HK VP9, P30 9mm Complete Magazine - Black - HKP-19457
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    HK VP9, P30 Magazine, Complete - 24 Round

    HKP HK Parts

    $89.95
    HK PARTS 24 Round Complete 9mm Magazine for HK VP9, HK P30 Drop-in magazine ready to go! HK Parts takes an existing 17 round magazine and a +7 magazine extension to assemble them into a working 24 round magazine.  Specifications: 6-1/6...
    HKP-19457
    $89.95
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  • New - HKP HK 91/G3 (7.62x51/.308) US Made Trigger Pack - 4 U.S. 922 Parts - HKP-17949 HK91, G3 US Made Trigger Pack - 4 U.S. 922 Parts
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    HK91, G3 US Made Trigger Pack - 4 U.S. 922 Parts

    HKP HK Parts

    $249.95
    HKP/H&K G3/91 (7.62x51/.308) US Made Trigger Pack - 4 U.S. 922 Parts HK G3, 91 & PTR .308 Semi Auto Trigger Pack Complete. Works with all 7.62 & .308 HK style firearms. Each trigger group incorporates the following US made compliant parts...
    HKP-17949
    $249.95
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  • New - H&K MP5 & MP5K 9mm Magazine Loader - HKP-17013 HK MP5, MP5K 9mm Magazine Loader
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    HK MP5, MP5K 9mm Magazine Loader

    H&K Heckler & Koch

    $89.95
    German Magazine Loader For MP5 & MP5K - 9mm Magazines New HK German manufacture.  Get years of use out of this steel loader while saving your thumbs. Compatible With: Curved 40, 30, 20, 15 & 10 round 9mm magazines
    HKP-17013
    $89.95
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  • New - H&K 17 Round HK VP9A1 F Magazine - HKP-21649 HK VP9F Magazine - 17 Round
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    HK VP9F Magazine - 17 Round

    H&K Heckler & Koch

    $49.95
    H&K 17 Round HK VP9A1 F Magazine Made in Germany, this magazine features durable steel construction with a sleek black finish. The magazine’s impact-resistant polymer floor plate enhances its durability, especially during reloading. Known...
    HKP-21649
    $49.95
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  • Used - PTR HK MP5 Flat Receiver w/ Weldment Set - HKP-19509 HK MP5 Receiver Flat with Weldment Set
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    HK MP5 Receiver Flat with Weldment Set

    PTR

    $294.95
    MP5 9mm Receiver Flat With Complete Weldment & Rivet Set - PTR/LSC Several years ago PTR bought out LSC and now owns the tooling and dyes for the LSC 9mm flats. These elusive flats have been hard to find and are now available for the first time here...
    HKP-19509
    $294.95
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  • On Sale
    New - HKP Canik Mete MC9 Compensator - HKP-21280 Canik Mete MC9 Compensator
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    Canik Mete MC9 Compensator

    HKP HK Parts

    Now: $89.95
    Was: $100.00
    HKP Canik Mete MC9 Compensator Crafted from aircraft-grade billet aluminum and finished in durable Cerakote. Features multiple muzzle ports and the additional weight to significantly reduce both muzzle flip and recoil. Compatible With: Canik Mete...
    HKP-21280
    Now: $89.95
    Was: $100.00
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