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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  • HK93, HK33 Spare Parts Kit HK93, HK33 Spare Parts Kit
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    HK93, HK33 Spare Parts Kit

    H&K Heckler & Koch

    $209.95
    HKP HK93, HK33 Spare Parts Kit Spare parts kits for the most commonly worn parts needed to keep your HK93, HK33 going. This offering also includes a pouch to safely store all your replacement parts and needed tools to have on hand when required. This...
    HKP-20674
    $209.95
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    $209.95
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  • New - HKP HK P30/P30S Comp Weight™ Quick Detach Compensator - Black - HKP-17929 HK P30, P30S Compensator - Quick Detach
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    HK P30, P30S Compensator - Quick Detach

    HKP HK Parts

    $149.95
    HK P30, P30S - Quick Detach Comp Weight™ - 9mm & .40 Cal Easy on, easy off - Quick Detach Technology. In stock & shipping! The HK Parts P30, P30S 9mm & .40 Cal Comp Weight™ is the world's first quick detach Comp Weight™,...
    HKP-17929
    $149.95
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    $149.95
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  • On Sale
    New - Comp Weight™ Compensator- Quick Detach - HK VP9SK - HKP - HKP-18151 HK VP9SK Compensator - Quick Detach
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    HK VP9SK Compensator - Quick Detach

    HKP HK Parts

    Now: $92.95
    Was: $149.95
    Comp Weight™ Compensator- Quick Detach - HK VP9SK - HKP Easy on, easy off- Quick Detach technology The HK Parts VP9SK Comp Weight™ is the world's first quick detach Comp Weight™, compensator. That slides effortlessly onto your pistol...
    HKP-18151
    Now: $92.95
    Was: $149.95
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    Now: $92.95
    Was: $149.95
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  • New - HKP 15 Round HK VP9SK, HK P30SK 9mm Magazine with Finger Rest - Black - HKP-20568 HK VP9SK, P30SK Magazine with Finger Rest - 15 Round - 9mm
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    HK VP9SK, P30SK Magazine with Finger Rest - 15 Round - 9mm

    HKP HK Parts

    $79.95
    HKP HK Parts 15 Round Magazine with Black Finger Rest for HK VP9SK and HK P30SK New German VP9SK, P30SK HK manufacture 10 round magazine body, follower, spring, locking plate combined with the HK Parts +5 magazine extension installed & ready to use...
    HKP-20568
    $79.95
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    $79.95
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  • New - Talon Grip HK USP Compact .45 ACP - Granulate Black - HKP-20278 HK USP Compact Grip Wrap - Granulate - .45 ACP
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    HK USP Compact Grip Wrap - Granulate - .45 ACP

    Talon Grip

    $19.99
    TALON Grip - USP Compact .45 - Granulate Black TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and easy. The pistol...
    HKP-20278
    $19.99
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    $19.99
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  • New - Geissele HK 416 Super Modular M-LOK 14.5" Rail - Black - HKP-19806 HK416 Handguard - Super Modular Rail - 14.5" - M-LOK
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    HK416 Handguard - Super Modular Rail - 14.5" - M-LOK

    Geissele

    $504.00
    Geissele HK416 Super Modular M-LOK 14.5" Rail The Super Modular Rail HK416 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and...
    HKP-19806
    $504.00
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    $504.00
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  • New - H&K HK 417/MR762 Magazine Catch Retainer Ring - HKP-16521 HK417, MR762 Magazine Catch Retainer Ring
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    HK417, MR762 Magazine Catch Retainer Ring

    H&K Heckler & Koch

    $10.95
    H&K HK 417/MR762 Magazine Catch Retainer Ring   Compatible With: HK 417 HK MR762
    HKP-16521
    $10.95
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    $10.95
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  • Out Of Stock
    New - H&K HK G28 Buffer Tube - Black - HKP-16741 HK G28 Buffer Tube

    HK G28 Buffer Tube

    H&K Heckler & Koch

    $199.95
    HK G28 Buffer Tube / Receiver Extension New HK German buffer tube with the proper slot cut for use with the G28 stock. This is the factory correct part needed to get the full range and use of the G28 adjustable stock. Made in Germany by HK.
    HKP-16741
    $199.95
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    Qty in Cart: 0
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    $199.95
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  • New - RCM HK P30L .40 S&W Tactical Barrel - Threaded 9/16x24 RH - HKP-16713 HK P30L Tactical Barrel - .40 S&W - 5.06" - Threaded  9/16x24 RH
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    HK P30L Tactical Barrel - .40 S&W - 5.06" - Threaded 9/16x24 RH

    RCM

    $225.00
    RCM HK P30L .40 S&W Tactical Barrel - Threaded 9/16x24 RH Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded replacement barrel for the HK P30L .40...
    HKP-16713
    $225.00
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    $225.00
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  • New - RCM HK P30L .40 S&W To .357 SIG Conversion Barrel - Non-Threaded - HKP-17568 HK P30L Conversion Barrel - .40 S&W To .357 SIG - Non-Threaded
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    HK P30L Conversion Barrel - .40 S&W To .357 SIG - Non-Threaded

    RCM

    $237.50
    RCM HK P30L .40 S&W To .357 SIG Conversion Barrel - Non-Threaded Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded barrel for the HK P30L .40...
    HKP-17568
    $237.50
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    $237.50
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  • Out Of Stock
    New - HKP 416 10.4" 5.56 Complete Upper Receiver Assembly - HKP-17662 HK416 Upper Receiver Kit - 10.4" - 5.56

    HK416 Upper Receiver Kit - 10.4" - 5.56

    HKP HK Parts

    $2,485.95
    HKP 416 10.4" 5.56 Complete Upper Kit Complete Each kit includes the complete upper assembly, bolt group, tungsten buffer, & high-reliability SS recoil spring. This upper kit is a complete gas piston HK 416 style upper assembly that will drop on your...
    HKP-17662
    $2,485.95
    Out Of Stock
    Qty in Cart: 0
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    $2,485.95
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  • New - H&K HK MR556/416 Roll Pin for Charging Handle - HKP-17063
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    HK 416, MR556 Charging Handle Roll Pin

    H&K Heckler & Koch

    $7.95
    HK Clamping Sleeve or Roll Pin for Pawl On Charging Handle This is the longer one that is used on the outside of the charging handle. There are one of these pins used per charging handle.
    HKP-17063
    $7.95
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    $7.95
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