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 - Outer Impact HK Standard Kit Pyramid Sight System - HKP-19963 HK Standard Kit Pyramid Sight System
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    HK Standard Kit Pyramid Sight System

    Outer Impact

    $79.95
    The Heckler and Koch Pyramid Sight System The Pyramid Sight system offers four configurations (starter, standard, firefly, and master) for maximum flexibility. All of the HK pyramid sights systems feature steel front and steel rear sight bases...
    HKP-19963
    $79.95
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  • On Sale
    New - Franklin Armory BFSIII 22-C1 for Ruger 10/22 - HKP-19865 Ruger 10/22 Binary Trigger - Curved - BFSIII - .22LR
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    Ruger 10/22 Binary Trigger - Curved - BFSIII - .22LR

    FA Franklin Armory

    Now: $269.99
    Was: $299.95
    Franklin Armory BFSIII 22-C1 for Ruger 10/22 The Binary Firing System GEN 3 (BFSIII) is a 3-position trigger.   Position 1: Safe. Will not fire Position 2: Semi. Fires 1 round per pull Position 3: Binary. Fires 1 round on pull and 1 round on...
    HKP-19865
    Now: $269.99
    Was: $299.95
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    Now: $269.99
    Was: $299.95
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  • New - KDG HK MR556 13.75" M-LOK Rail System - FDE - HKP-19243 HK416, MR556 Rail System - 13.75" - M-LOK, Picatinny - FDE
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    HK416, MR556 Rail System - 13.75" - M-LOK, Picatinny - FDE

    KDG Kinetic Development Group

    $399.95
    Rail System - 13.75" - Brown - M-LOK - HK MR556 The New KDG HK 556 M-LOK rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their big brother, the KDG HK 762 M-LOK Rail system. Like...
    HKP-19243
    $399.95
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    $399.95
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  • Out Of Stock
    H&K MP5 40/10 3 Position Navy Style Trigger Housing - Clipped & Pinned- USED - HKP-00449 HK MP5 Trigger Housing - Navy Style - 3 Position - .40, 10mm - Clipped & Pinned-

    HK MP5 Trigger Housing - Navy Style - 3 Position - .40, 10mm - Clipped & Pinned-

    H&K Heckler & Koch

    $195.95
    H&K MP5 40/10 3 Position Navy Style Trigger Housing - Clipped & Pinned  Upgrade your MP5 40 with this authentic German 3 position navy pictogram trigger housing. Clipped and pinned for use on a semi-auto receiver shelf, this housing is...
    HKP-00449
    $195.95
    Out Of Stock
    Qty in Cart: 0
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  • Out Of Stock
    New - B&T TP9/ MP9 RH Holster - Black - HKP-17295

    B&T TP9, MP9 Holster - RH

    B&T Brugger & Thomet

    $200.00
    B&T TP9/ MP9 RH Holster This B&T holster is Swiss-made for MP9 and TP9 pistols. It is adjustable and lightweight for the ultimate concealment for a B&T pistol. Compatible With: B&T TP9 B&T MP9
    HKP-17295
    $200.00
    Out Of Stock
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    $200.00
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  • Out Of Stock
    New - H&K VP9SK, VP40SK Backstrap - Large - FDE - HKP-18958 HK VP9SK, VP40SK Backstrap - Large - FDE

    HK VP9SK, VP40SK Backstrap - Large - FDE

    H&K Heckler & Koch

    $9.95
    H&K VP9SK, VP40SK Backstrap - Large - FDE New HK German manufacture. Compatible With: HK VP9SK HK VP40SK
    HKP-18958
    $9.95
    Out Of Stock
    Qty in Cart: 0
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    $9.95
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  • New - H&K VP9SK, VP40SK Backstrap - Large - Black - HKP-18308 HK VP9SK, VP40SK Backstrap - Large - Black
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    HK VP9SK, VP40SK Backstrap - Large - Black

    H&K Heckler & Koch

    $29.95
    H&K VP9SK, VP40SK Backstrap - Large - Black New HK German manufacture. Compatible With: HK VP9SK HK VP40SK
    HKP-18308
    $29.95
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    $29.95
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  • New - H&K VP9SK, VP40SK Backstrap - Medium - OD Green - HKP-18583 HK VP9SK, VP40SK Backstrap - Medium - OD Green
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    HK VP9SK, VP40SK Backstrap - Medium - OD Green

    H&K Heckler & Koch

    $24.95
    H&K VP9SK, VP40SK Backstrap - Medium - OD Green New HK German manufacture. Compatible With: HK VP9SK HK VP40SK
    HKP-18583
    $24.95
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    $24.95
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  • New - H&K Grip Panel, Left Side - Medium - VP9SK - FDE - HKP-18585 HK VP9SK Grip Panel - Left Side - Medium - FDE
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    HK VP9SK Grip Panel - Left Side - Medium - FDE

    H&K Heckler & Koch

    $16.95
    Heckler and Koch Left Side Medium Grip Panel, for HK VP9SK - FDE New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: VP9SK
    HKP-18585
    $16.95
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    $16.95
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  • On Sale
    New - HKP Flat Brim Snapback Hat - Black & Red - HKP-20461 HKP Hat - Snapback - Flat Brim - Black and Red
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    HKP Hat - Snapback - Flat Brim - Black and Red

    HKP HK Parts

    Now: $13.45
    Was: $19.95
    HKP Flat Brim Snapback Hat - Black & Red Get your hands on some of our premium hats!  Official HKP merchandise 5" wide HKP logo 100% cotton Structured 4 sewn eyelets Matching color sweatband Plastic adjustable snap Firm front panel Size: OSFM -...
    HKP-20461
    Now: $13.45
    Was: $19.95
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    Was: $19.95
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  • On Sale
    New - HKP Short Sleeve Tee Female - OD Green - HKP-21017-M
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    HKP Women's Shirt - Short Sleeve - OD Green

    HKP HK Parts

    Now: $9.99
    Was: $14.95
    HKP Short Sleeve Shirt for Women - OD 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: Female fit Fine cotton High fidelity DTG...
    HKP-21017-M
    Now: $9.99
    Was: $14.95
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    Now: $9.99
    Was: $14.95
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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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