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 - Magpul MOE Stock MIL Spec - Black - HKP-19393
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    HK416, MR556, AR-15 Stock - MOE - MIL Spec

    Magpul

    $44.95
    Magpul MOE Stock MIL SPEC Magpul Industries MOE Carbine Black Stock Complete - MIL Spec Compatible With: MR556 & HK 416 equipped with mil-spec buffer tubes AR-15 platforms with mil-spec buffer tubes
    HKP-19393
    $44.95
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  • Out Of Stock
    New - H&K VP9, VP40 Backstrap - Small - Gray - HKP-18125 HK VP9, VP40 Backstrap - Small - Gray

    HK VP9, VP40 Backstrap - Small - Gray

    H&K Heckler & Koch

    $19.95
    H&K VP9, VP40 Backstrap - Small - Gray   Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP40
    HKP-18125
    $19.95
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  • New - H&K VP9, VP40 Grip Panel Right Side - Large - Gray - HKP-18124 HK VP9, VP40 Grip Panel Right Side - Large - Gray
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    HK VP9, VP40 Grip Panel Right Side - Large - Gray

    H&K Heckler & Koch

    $24.95
    H&K VP9, VP40 Grip Panel Right Side - Large - Gray New HK German manufactured. Right side, large size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP9A1 F, VP9A1 K HK VP40
    HKP-18124
    $24.95
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  • New - H&K HK MR762/417/G28 Ambi Sling Adapter w/ Sling Loop - HKP-17686 HK417, MR762, G28 Sling Adapter with Loop - Ambi
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    HK417, MR762, G28 Sling Adapter with Loop - Ambi

    H&K Heckler & Koch

    $129.95
    Heckler and Koch Ambidextrous Sling Adapter with Sling Loop for HK417, HK MR762, and HK G28 HK German manufactured MR762 and HK417 Sling Adapter Backplate with HK Sling Loop. This backplate has ambidextrous sling attachment points for both the left and...
    HKP-17686
    $129.95
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  • New - H&K HK MR762/417 Charging Handle Pin - HKP-16754
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    HK417, MR762 Charging Handle Pin

    H&K Heckler & Koch

    $6.95
    H&K HK MR762/417 Charging Handle Pin HK MR762 & HK 417 Clamping Sleeve for plate on charging handle. There are two of these pins used on the charging handle. Compatible With: HK MR762 HK 417
    HKP-16754
    $6.95
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  • New - H&K HK MR762/417 Axle Extractor Retaining Pin - HKP-16810
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    HK417, MR762 Axle Extractor Retaining Pin

    H&K Heckler & Koch

    $8.95
    H&K HK MR762/417 Axle Extractor Retaining Pin This extractor retaining pin is constructed of durable, black finished, steel and is an OEM factory original H&K component. This retaining pin is designed to fit the HK417 & MR762 model of rifles...
    HKP-16810
    $8.95
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  • New - HKP HK45C Comp Weight™Compensator Holster - Black - HKP-18992-M
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    HK45 Compact Holster - Compensator

    HKP HK Parts

    $79.95
    HKP HK45C Comp Weight™Compensator Holster The HK45C series Comp Weight™ Compensator holster is an outside the waistband that allows you to use the holster with the HK Parts Comp Weight™ installed. For a right-hand shooter. Each holster...
    HKP-18992-M
    $79.95
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  • New - H&K Factory Multi-Mag Loader for Multiple Magazines - HKP-01076 HK Factory Multi-Mag Loader for Multiple Magazines
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    HK Factory Multi-Mag Loader for Multiple Magazines

    H&K Heckler & Koch

    $29.95
    H&K Factory Multi-Mag Loader for Multiple Magazines The HK MUL-T-LOADER was designed specifically for HK pistols such as the P7-M13, P7-M8, P7PSP, P7M10, P9S, HK USPC 9/40 mags and P7-K3. Due to the unique design of the MUL-T-LOADER's removable...
    HKP-01076
    $29.95
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  • Out Of Stock
    New - Hi-Viz HK VP/P30/45 Fiber Optic Front & Rear Sight Set - Red/Green - HKP-16260

    HK VP9, P30, HK45 Optic Mount Set - Front and Rear Sights - Red, Green

    Hi-Viz

    $99.95
    HiViz HK Front & Rear Fiber Optic Set - RED, GREEN & Black The new LITEWAVE sight system includes 3 sets of fiber optic sight options. The lightwave technology allows the shooter to change the light pipe color at will to each person's style,...
    HKP-16260
    $99.95
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  • New - RCM HK P2000 .40 S&W Tactical Barrel - Threaded 9/16x24 RH - HKP-16709 HK P2000 Tactical Barrel - .40 S&W - 4.28" - Threaded 9/16x24 RH
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    HK P2000 Tactical Barrel - .40 S&W - 4.28" - Threaded 9/16x24 RH

    RCM

    $225.00
    RCM HK P2000 .40 S&W Tactical Barrel - Threaded 9/16x24 RH Each P2000 .40 S&W tactical barrel is crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. It is the finest threaded replacement barrel available...
    HKP-16709
    $225.00
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    $225.00
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  • New - H&K HK USPC Variant 4 Right Decock Control Lever - Black - HKP-02264
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    HK USP Compact Variant 4 Right Decock Control Lever

    H&K Heckler & Koch

    $34.95
    USPC - Decock Lever V4 - Decock Only Compatible with all USP Compact pistols and provides the V4 Decock ONLY (no safety function) when used with the Variant 3 & 4 Detent Plate. This is the correct lever for those who are "left-handed"...
    HKP-02264
    $34.95
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  • New - HK 9mm 4 Prong Pistol Flash Hider - Threaded 1/2x28 - HKP-01965 HK VP9, USP, P30, P2000 4 Prong Pistol Flash Hider - 9mm - Threaded 1/2x28
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    HK VP9, USP, P30, P2000 4 Prong Pistol Flash Hider - 9mm - Threaded 1/2x28

    USA

    $74.95
    Heckler and Koch 9mm 4 Prong Pistol Flash Hider - Threaded 1/2x28 This flash hider enhances both the look and functionality of your firearm.  Constructed from 4140 ordnance-grade steel, it is heat-treated and finished with a Melonite coating...
    HKP-01965
    $74.95
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