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 - Kaw Valley Precision 9mm 3-Lug Suppressor Adapter - Threaded 13.5x1 LH - HKP-19993 HK Style 9mm 3 Lug Suppressor Adapter - Threaded 13.5x1 LH
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    HK Style 9mm 3 Lug Suppressor Adapter - Threaded 13.5x1 LH

    Kaw Valley Precision

    Now: $33.95
    Was: $39.95
    Kaw Valley Precision 9mm 3-Lug Suppressor Adapter - Threaded 13.5x1 LH   The KVP 3-Lug adapters are precision manufactured to replicate the popular HK pattern 3-Lug interface, with exceptional concentricity of ID and OD surfaces. Machined on a high...
    HKP-19993
    Now: $33.95
    Was: $39.95
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  • On Sale
    HK416A5, MR556 Enhanced Incomplete Trigger Guard HK416A5, MR556 Enhanced Incomplete Trigger Guard
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    HK416A5, MR556 Enhanced Incomplete Trigger Guard

    H&K Heckler & Koch

    Now: $22.95
    Was: $39.95
    Enhanced HK Trigger Guard Upgrade Incomplete - A5 - HK416 & HK MR556  Upgrade your MR556, HK416 & CR556 to the latest gen HK416 A5 enhanced trigger guard. Enlarged trigger guard area to use with gloves.  Please Note:  This item is...
    HKP-19377
    Now: $22.95
    Was: $39.95
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  • On Sale
    New - H&K HK MP7 Poster - HKP-16689
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    HK MP7 Poster

    H&K Heckler & Koch

    Now: $4.95
    Was: $14.95
    MP7 Factory German Poster Limited edition HK German post of the iconic MP7. Limited supply! Specifications: Height - 24" Width - 18"
    HKP-16689
    Now: $4.95
    Was: $14.95
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    Now: $4.95
    Was: $14.95
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  • Used - H&K 91/G3 (7.62x51/.308) Backplate & Recoil Rod Assembly Complete - HKP-00355 HK91, G3 Backplate and Recoil Rod Assembly Complete
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    HK91, G3 Backplate and Recoil Rod Assembly Complete

    H&K Heckler & Koch

    $49.95
    HK German Backplate Assembly Complete: Excellent Refinished - German HK G3 backplate complete that has been refinished in black oxide. Great replacement for worn out or damaged backplates. Compatible With: G3 HK91 PTR 91  Custom clones   
    HKP-00355
    $49.95
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  • Out Of Stock
    New - H&K MP5 40/10 Case Deflector - HKP-02170 HK SP5 Case Deflector - 9mm, 10mm, .40 S&W

    HK SP5 Case Deflector - 9mm, 10mm, .40 S&W

    H&K Heckler & Koch

    $49.95
    Heckler and Koch Case Deflector for 9mm, 10mm, and .40 S&W HK SP5   Factory HK case deflector for the SP5 platform chambered in 9mm, 10mm, and .40 S&W.   Compatible With: SP5  
    HKP-02170
    $49.95
    Out Of Stock
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  • Used - H&K 91/G3 (7.62x51/.308) 20 Round Magazine - Steel - Refinished - HKP-21587 HK91, G3 20 Round Magazine - Steel - Refinished
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    HK91, G3 20 Round Magazine - Steel - Refinished

    H&K Heckler & Koch

    $57.95
    HK German 20 Round Steel Magazine - Refinished HK G3 factory steel 20-round magazine, expertly restored to its former glory. This magazine has been meticulously refinished inside and out, featuring a polished follower along with a fully parkerized finish...
    HKP-21587
    $57.95
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  • On Sale
    New - HKP G3/33/91/93 Bipod Replacement Feet Set - Steel - HKP-21310 HK91, G3, HK33, HK93 Bipod Replacement Feet Set
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    HK91, G3, HK33, HK93 Bipod Replacement Feet Set

    HKP HK Parts

    Now: $14.95
    Was: $18.95
    HKP G3/33/91/93 Bipod Replacement Feet - Set of Two (2) Replacement feet set for original H&K bipods.  Our replacement feet are suitable to replace both steel and plastic feet in factory HK bipods. Each kit includes a left and right bipod foot...
    HKP-21310
    Now: $14.95
    Was: $18.95
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  • On Sale
    New - HKP P30L Lightcomp™ - HKP-21427 HK P30L Lightcomp™
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    HK P30L Lightcomp™

    HKP HK Parts

    Now: $309.95
    Was: $387.95
    HKP P30L Lightcomp™ (Patent Pending) Traditionally, adding a compensator and a weapon light to your pistol would require purchasing the light and the comp.  In a perfect world, that combo would optimally locate the weapon light switches for...
    HKP-21427
    Now: $309.95
    Was: $387.95
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    Was: $387.95
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  • Out Of Stock
    New - Blitzkrieg HK MP5 Spike Front Sight Gen 2 - Orange - HKP-21100 HK MP5 Spike Front Sight - Gen 2 - Orange

    HK MP5 Spike Front Sight - Gen 2 - Orange

    Blitzkrieg Components

    $84.95
    Blitzkrieg HK MP5 Spike Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 PTR-style front sight provides an advanced sighting system with improved visibility and precision. The spike-tipped post and bright orange stripe ensure a fast and clear sight...
    HKP-21100
    $84.95
    Out Of Stock
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  • Out Of Stock
    Used - H&K HK MP5 30 Round Mag Pouch - 3 Straight Mags - Used - HKP-20728 HK MP5, HK94, SP89 Magazine Pouch - 3 Straight Mags - 30 Round - Canvas

    HK MP5, HK94, SP89 Magazine Pouch - 3 Straight Mags - 30 Round - Canvas

    H&K Heckler & Koch

    $24.95
    German H&K MP5 9mm 30 Round Magazine Pouch - Fits 3 Straight MP5 Mags - Used to Good Used to good shape German HK magazine Pouch for HK MP5 sticks mags. This is the first production MP5 style of magazine pouch. Each mag pouch is made in Germany and...
    HKP-20728
    $24.95
    Out Of Stock
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    $24.95
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  • Out Of Stock
    On Sale
    New - HKP Short Sleeve Tee - Green - HKP-21022-M

    HKP Shirt - Short Sleeve- Green

    HKP HK Parts

    Now: $8.95
    Was: $14.95
    HKP Short Sleeve Shirt - Green Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: Unisex fit Fine cotton High fidelity DTG...
    HKP-21022-M
    Now: $8.95
    Was: $14.95
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  • Out Of Stock
    New - RCM HK45 .45 ACP Tactical Barrel - Threaded .578x28 RH - HKP-17446 HK45 Tactical Barrel - .45 ACP - 5.15" - Threaded .578x28 RH

    HK45 Tactical Barrel - .45 ACP - 5.15" - Threaded .578x28 RH

    RCM

    $250.00
    RCM HK45 .45 ACP Tactical Barrel - Threaded .578x28 RH HK45 & HK45 Tactical threaded barrel compatible with a variety of flash hiders and sound suppressors. Unlike the factory HK45 Tactical barrel, which has a metric 16x1 LH thread, this barrel...
    HKP-17446
    $250.00
    Out Of Stock
    Qty in Cart: 0
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    $250.00
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