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 - B&T HK416, HK MR223 M-LOK Handguard for (11") with Overgrip - Coyote Tan - HKP-20401 HK416, HK MR556 M-LOK Handguard with Overgrip - 11" - Coyote Tan
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    HK416, HK MR556 M-LOK Handguard with Overgrip - 11" - Coyote Tan

    B&T Brugger & Thomet

    Now: $249.95
    Was: $365.00
    B&T M-LOK Handguard for HK416/MR556, 11" with "Overgrip" Free-Cut on the Top Rail B&T's one-piece 11" M-LOK handguard for HK416 and MR556 rifles.  The handguard is an easy to install, direct replacement requiring no gunsmithing.  The...
    HKP-20401
    Now: $249.95
    Was: $365.00
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    Now: $249.95
    Was: $365.00
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  • New - Talon Grip HK VP9SK Granulate - Large - Black - HKP-20233 HK VP9SK Grip Wrap for Large Backstraps - Granulate
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    HK VP9SK Grip Wrap for Large Backstraps - Granulate

    Talon Grip

    $19.99
    TALON Grip - H&K VP9SK - Granulate Black - Large Backstrap 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...
    HKP-20233
    $19.99
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    $19.99
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  • On Sale
    Used - FMP HK 21 Stripped Bolt Carrier - HKP-20034 HK21 Bolt Carrier - Stripped - Incomplete
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    HK21 Bolt Carrier - Stripped - Incomplete

    FMP HK CONTRACT

    Now: $387.95
    Was: $499.95
    FMP HK 21 Stripped Bolt Carrier New old stock stripped HK21 FMP Full auto bolt carrier. Missing the catch lever assembly (see pictures). May have storage marks or light rust on the unfinished bottom portion. Long since out of production and no longer...
    HKP-20034
    Now: $387.95
    Was: $499.95
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    Now: $387.95
    Was: $499.95
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  • New - HKP HK MP5K Binary Pistol Build Complete Limited Edition Kit - HKP-20025
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    HK MP5K Binary Pistol Build Complete Limited Edition Kit

    HKP HK Parts

    $2,987.95
    Limited Edition Parts Kit - MP5K With Binary Trigger Group Our limited edition parts kit will include the highly desirable Binary 3 position Navy trigger group with a universal style housing that will accommodate for a SP5K style semi auto shelf and a...
    HKP-20025
    $2,987.95
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    $2,987.95
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  • On Sale
    Used - G36 Handguard HK German Original Style - Gray - Incomplete - Used - HKP-19773 G36 Handguard HK German Original Style - Gray - Incomplete - Used
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    G36 Handguard HK German Original Style - Gray - Incomplete - Used

    Now: $24.95
    Was: $49.95
    G36 Handguard HK German Original Style - Gray - Incomplete - Used
    HKP-19773
    Now: $24.95
    Was: $49.95
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    Qty in Cart: 0
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    Now: $24.95
    Was: $49.95
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  • New - Comp-Tac HK VP40 Infidel Ultra Max Holster - Black - HKP-19623-M HK VP40 Holster - Infidel Ultra Max
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    HK VP40 Holster - Infidel Ultra Max

    Comp-Tac

    $94.95
    Comp-Tac HK VP40 Infidel Ultra Max Holster The Infidel Ultra Max Holster is an Inside the Waistband Kydex and leather hybrid holster designed for concealed carry. The Infidel Ultra Max is designed with cant adjustment holes to allow the user...
    HKP-19623-M
    $94.95
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    $94.95
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  • Out Of Stock
    New - Streamlight TLR-8 Light & Green Laser Combo - HKP-19584 Light and Laser Mount - TLR-8 G - Green

    Light and Laser Mount - TLR-8 G - Green

    Streamlight

    $349.95
    Streamlight TLR-8 Light and Green Laser Combo Performance night and day. The small and mighty TLR-8 G with a green laser and side switch securely fits a broad range of full-size and compact handguns. The green laser is visible even in daylight...
    HKP-19584
    $349.95
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    Qty in Cart: 0
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    $349.95
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  • New - H&K HK 93, HK 33 Barrel, NIW 1 in 7, RARE - HKP-19344 HK33, HK93, Barrel -  5.56 / .223 - 16" - 1 in 7 Twist Rate - RARE
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    HK33, HK93, Barrel - 5.56 / .223 - 16" - 1 in 7 Twist Rate - RARE

    H&K Heckler & Koch

    $1,887.95
    HK33, HK93, Barrel, RARE 1 in 7 Twist Rate New HK93, 33 barrel featuring the uber rare 1 in 7 twist rate.  The barrel features the factory pinned flash hider to achieve the non-SBR legal 16" overall length. Includes factory-installed sight tower...
    HKP-19344
    $1,887.95
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    $1,887.95
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  • New - Comp-Tac HK VP9 Infidel Max Holster - Black - HKP-17486-M HK VP9 Holster - Infidel Max
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    HK VP9 Holster - Infidel Max

    Comp-Tac

    $64.95 - $69.95
    Comp-Tac HK VP9 Infidel Max RH Holster The Infidel Max Holster is an all-Kydex Inside the Waistband holster with cant adjustment holes to allow the user to change from a reverse cant, speed cant and FBI forward cant. The Infidel Max Holster all-Kydex...
    HKP-17486-M
    $64.95 - $69.95
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    $64.95 - $69.95
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  • New - H&K HK MR762/417 Charging Handle Latch Spring - HKP-16600
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    HK417, MR762 Charging Handle Latch Spring

    H&K Heckler & Koch

    $9.95
    H&K HK MR762/417 Charging Handle Latch Spring This is the charging handle release latch spring. Compatible With: HK MR762 HK 417
    HKP-16600
    $9.95
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    $9.95
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  • On Sale
    New - H&K HK USP Full Size .40 Barrel - Black - HKP-01528 HK USP Barrel - .40 S&W
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    HK USP Barrel - .40 S&W

    H&K Heckler & Koch

    Now: $272.95
    Was: $321.95
    Heckler and Koch German USP Full Size .40 Caliber Barrel Great idea to have a spare, factory cold hammer forged, polygonal HK barrel on hand. Compatible With: USP .40 Full Size USP .40 Tactical
    HKP-01528
    Now: $272.95
    Was: $321.95
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    Now: $272.95
    Was: $321.95
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  • Out Of Stock
    New - Hi-Viz VP/P30/45 Litewave & Rear Sight Set - Green - HKP-18926 HK V9P, P30, HK45 Rear Sight Set and Litewave - Green

    HK V9P, P30, HK45 Rear Sight Set and Litewave - Green

    Hi-Viz

    $119.95
    Hi-Viz VP/P30/45 Litewave & Rear Sight Set - Green HiViz Litewave H3 Tritium/Litepipe sights combine the latest and greatest Tritium and Litepipe technology for amazing illumination in any light condition. Now you can have the best performance...
    HKP-18926
    $119.95
    Out Of Stock
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    $119.95
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