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
    HK P30L Compensator - Quick Detach - BLEMISHED HKP HK Parts HKP-18153-B HK P30L Compensator - Quick Detach - BLEMISHED HKP HK Parts HKP-18153-B
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    HK P30L Compensator - Quick Detach - BLEMISHED

    HKP HK Parts

    Now: $55.65
    Was: $199.95
    HK P30L Compensator - Quick Detach - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Easy on, easy off - Quick Detach technology. The HK Parts P30L Comp...
    HKP-18153-B
    Now: $55.65
    Was: $199.95
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    Was: $199.95
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  • New - HKP Icon Patch - HKP-21296 HK Icon Patch
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    HK Icon Patch

    HKP HK Parts

    $5.99
    HKP Black & Red Lasercut Patch  Get your hands on some of our premium new patches!  Features: Velcro Back Official HKP Merchandise
    HKP-21296
    $5.99
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    $5.99
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  • On Sale
    New - IMI 25 Round UZI Magazine - New Old Stock - HKP-21232 UZI Magazine - 25 Round - New Old Stock
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    UZI Magazine - 25 Round - New Old Stock

    IMI

    Now: $29.95
    Was: $48.95
    Uzi 25 Round 9mm Magazine - IMI Licensed - Mec-Gar Manufacture Made in Italy by the renowned Mec-Gar magazine manufacturing company with IMI Licensing. An all-steel production and a blued finish to help protect it against rust. These are the last...
    HKP-21232
    Now: $29.95
    Was: $48.95
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    Now: $29.95
    Was: $48.95
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  • New - Outer Impact HK VP9 Modular M.R.A Red Dot Adapter - HKP-20059 Outer Impact HK VP9 Modular M.R.A Red Dot Adapter
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    Outer Impact HK VP9 Modular M.R.A Red Dot Adapter

    Outer Impact

    $55.95
    Red Dot Mount Adapter for H&K VP9 Pistol  OuterImpact is excited to introduce the H&K VP9 pistol red dot adapter Mount-M.R.A. This product will allow the shooter to utilize a variety of red dot sights on their H&K with one...
    HKP-20059
    $55.95
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  • New - H&K HK VP9/VP9SK, HK VP40 Disconnector - HKP-16793
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    HK VP9, VP9SK, HK VP40 Disconnector

    H&K Heckler & Koch

    $19.95
    Disconnector For HK VP9, VP40 Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP9SK HK VP40
    HKP-16793
    $19.95
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    $19.95
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  • New - H&K HK P9S Catch Spring - HKP-02150
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    HK P9S Catch Spring

    H&K Heckler & Koch

    $7.95
    HK P9S Catch Spring
    HKP-02150
    $7.95
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    $7.95
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  • New - H&K 8 Round HK USPC/45C 45 Magazine Floorplate - Black - HKP-02212 HK45C, USPC Magazine Floorplate - .45 ACP - 8 Round - Rubberized
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    HK45C, USPC Magazine Floorplate - .45 ACP - 8 Round - Rubberized

    H&K Heckler & Koch

    $19.95
    H&K 8 Round HK USPC/45C 45 Magazine Floorplate This item is the new rubberized version, built to reduce breakage when dropped. Compatible With: HK45C 8 Rounds USPC 8 Rounds
    HKP-02212
    $19.95
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  • Out Of Stock
    New - H&K 12 Round HK USP .45 ACP Magazine Housing - Black - HKP-16542 HK USP Magazine Housing - .45 ACP - 12 Round

    HK USP Magazine Housing - .45 ACP - 12 Round

    H&K Heckler & Koch

    $49.95
    H&K 12 Round HK USP .45 ACP Magazine Housing New HK German USP 45 12 Round Magazine Housing. Compatible With: HK USP .45 Full-Size pistols HK USP .45 Tactical Please note: may or may not have the LE/military markings.
    HKP-16542
    $49.95
    Out Of Stock
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  • On Sale
    New - H&K HK USP V1/V2 Old Style Complete Hammer - HKP-01602
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    HK USP V1, V2 Old Style Complete Hammer

    H&K Heckler & Koch

    Now: $29.95
    Was: $79.95
    HK USP V1/V2 Old Style Complete Hammer HK USP complete with pin - hammer variant 1, 2, and 9. Old style all metal USP spurred hammer.
    HKP-01602
    Now: $29.95
    Was: $79.95
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  • Out Of Stock
    New - H&K HK USP/USPC/45 Series Complete Sear - Black - HKP-01173 HK45 Series, USP, USPC Complete Sear

    HK45 Series, USP, USPC Complete Sear

    H&K Heckler & Koch

    $43.95
    Complete Sear Compatible With: HK USP Full-Size 9mm, .40 & 45 HK USP Compact 9mm, .40 & 45 HK45, HK45 Tactical HK45C, HK45C Tactical
    HKP-01173
    $43.95
    Out Of Stock
    Qty in Cart: 0
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  • New - Surefire (5.56/.223) 3-Prong Flash Hider - Threaded 1/2x28 - HKP-17261 HK416, MR556 Flash Hider - 3-Prong - 1/2x28
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    HK416, MR556 Flash Hider - 3-Prong - 1/2x28

    Surefire

    $168.95
    Surefire (5.56/.223) 3-Prong Flash Hider - Threaded 1/2x28 The flash hider is engineered for M4/M16 and variants with 1/2x28 muzzle threads. Its patent-pending design reduces muzzle flash by over 99% compared to a plain muzzle. Built from US...
    HKP-17261
    $168.95
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    $168.95
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  • New - HKP HK MR556/CR556/MR762 H-Key 8 Rail Segment - HKP-17844 HK MR556/CR556/MR762 H-Key 8 Rail Segment
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    HK MR556/CR556/MR762 H-Key 8 Rail Segment

    HKP HK Parts

    $29.95
    HK MR556, CR556 & MR762 HKey Rail Segment - 8 Slot 8 slot picatinny rail segment for the new "HKey" style forearms. This rail section is designed to fit and attach to any of the new HKey style forearms now being shipped on the MR556, CR556, MR762 and...
    HKP-17844
    $29.95
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    $29.95
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