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 VP9SK Left Side Grip Panel - Small - Gray - HKP-18963 HK VP9SK Grip Panel Left Side - Small - Gray
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    HK VP9SK Grip Panel Left Side - Small - Gray

    H&K Heckler & Koch

    $18.95
    H&K VP9SK Left Side Grip Panel - Small - Gray New HK German manufactured. Left side small size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SK
    HKP-18963
    $18.95
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    $18.95
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  • New - H&K VP9SK Right Side Grip Panel - Small - Gray - HKP-18964 HK VP9SK Grip Panel Right Side - Small - Gray
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    HK VP9SK Grip Panel Right Side - Small - Gray

    H&K Heckler & Koch

    $19.95
    H&K VP9SK Right Side Grip Panel - Small - Gray New HK German manufactured. Right side small size perfect for spare or for custom atippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SK
    HKP-18964
    $19.95
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    $19.95
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  • New - H&K HK VP40 Cocking Aid Filler Left & Right Set - Black - HKP-17862 HK VP40 Cocking Aid Filler Left & Right Set
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    HK VP40 Cocking Aid Filler Left & Right Set

    H&K Heckler & Koch

    $19.95
    H&K HK VP40 Cocking Aid Filler Left & Right Set - Black HK VP40 Filler set replaces the cocking aids for a "flat" cocking area rather than raised cocking aids as comes standard on the HK VP40 pistol. These are a drop in part for the HK VP40...
    HKP-17862
    $19.95
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    $19.95
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  • On Sale
    New - HKP Short Sleeve Tee Female - Black - HKP-21018-M
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    HKP Women's Shirt - Short Sleeve - Black

    HKP HK Parts

    Now: $9.95
    Was: $14.95
    HKP Short Sleeve Shirt for Women - Black 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: Female fit Fine cotton High fidelity DTG...
    HKP-21018-M
    Now: $9.95
    Was: $14.95
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    Now: $9.95
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  • New - Talon Grip HK USP Compact 9mm & .40 S&W - Granulate Black - HKP-20284 HK USP Compact Grip Wrap - Granulate - 9mm / .40 S&W
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    HK USP Compact Grip Wrap - Granulate - 9mm / .40 S&W

    Talon Grip

    $19.99
    TALON Grip - USP Compact 9mm/.40 - 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...
    HKP-20284
    $19.99
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    $19.99
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  • Used - H&K HK MP5K Slimline Forearm - OD Green - HKP-20199 HK MP5K Slimline Handguard - OD Green
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    HK MP5K Slimline Handguard - OD Green

    H&K Heckler & Koch

    $49.95
    H&K HK MP5K Slimline Forearm - OD Green Used German military surplus O.D green slimline forearm with heat shield cut down to fit the MP5k. These are rare items only offered here at HK Parts. Each item is in good to excellent shape and will clean up...
    HKP-20199
    $49.95
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    $49.95
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  • New - Meprolight HK45/HK45C, P30, VP9 Hyper-Bright Self Illuminated Day/Night Sight Set - Yellow - HKP-19941 HK VP9, P30, HK45 Fixed Sight Set - Day and Night - Self Illuminated - Yellow
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    HK VP9, P30, HK45 Fixed Sight Set - Day and Night - Self Illuminated - Yellow

    Meprolight

    $113.95
    Meprolight HK45/HK45C, P30, VP9 Hyper-Bright Self Illuminated Day/Night Sight Set - Yellow Mepro Hyper-Bright fixed pistol sights feature an extremely bright contrasting colored ring front sight. The tritium is illuminated green to provide low-light and...
    HKP-19941
    $113.95
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    $113.95
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  • New - Comp-Tac HK USPC 9mm/.40. S&W MTAC IWB Holster - Black - HKP-19594-M HK USPC Holster - MTAC IWB - 9mm / .40 S&W
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    HK USPC Holster - MTAC IWB - 9mm / .40 S&W

    Comp-Tac

    $89.95 - $92.95
    Comp-Tac HK USPC 9mm/.40. S&W MTAC IWB Holster The MTAC is an inside the waistband (IWB) Kydex and leather hybrid holster designed for concealed carry. Created to be worn behind the hip at 4:00 or 5:00, this holster offers the best in...
    HKP-19594-M
    $89.95 - $92.95
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    $89.95 - $92.95
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  • Used - H&K HK G3 Early Style Backplate with Recoil Rod - Used - HKP-19556 HK G3 Early Style Backplate with Recoil Rod - Used
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    HK G3 Early Style Backplate with Recoil Rod - Used

    H&K Heckler & Koch

    $24.95
    G3 - Early Production CETME, G3 HK91 Backplate - Used  
    HKP-19556
    $24.95
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    Qty in Cart: 0
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    $24.95
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  • On Sale
    New - H&K HK MP5 4 Position Burst Trigger Group 0,1,3,F -RARE - Like New - HKP-19483 HK MP5 Trigger Group Burst - 4 Position - 013F - RARE - Like New
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    HK MP5 Trigger Group Burst - 4 Position - 013F - RARE - Like New

    H&K Heckler & Koch

    Now: $1,998.95
    Was: $2,479.95
    H&K HK MP5 4 Position Burst Trigger Group 0,1,3,F - Like New   These rare trigger groups are in exceptional condition. Featuring a 4-position burst (0, 1, 3, F) trigger pack paired with the incredibly rare S, E, 3F, and F engraved housing...
    HKP-19483
    Now: $1,998.95
    Was: $2,479.95
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    Now: $1,998.95
    Was: $2,479.95
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  • Out Of Stock
    New - H&K HK SP5 Contoured Style SEF Match Trigger Group - HKP-19422 HK SP5 Contoured Style SEF Match Trigger Group

    HK SP5 Contoured Style SEF Match Trigger Group

    H&K Heckler & Koch

    $799.95
    Contoured Style - SEF - Clipped & Pinned Trigger Group - HK SP5 Ready to drop on your Sp5 receiver. Great replacement trigger group. Each SP5 trigger group includes the following: Properly clipped & pinned housing for SP5 spec shelves The finest...
    HKP-19422
    $799.95
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    $799.95
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  • New - H&K VP9, VP40 Backstrap - Large - Gray - HKP-18127 HK VP9, VP40 Backstrap - Large - Gray
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    HK VP9, VP40 Backstrap - Large - Gray

    H&K Heckler & Koch

    $29.95
    H&K VP9, VP40 Backstrap - Large - Gray New HK German manufacture Compatible With: HK VP9 HK VP40 HK VP9A1 F HK VP9A1 K
    HKP-18127
    $29.95
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    $29.95
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