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 - HKP HK 416 .22LR Dual Clamp - Magazine - HKP-21607-M HK416 Dual Magazine Clamp - .22 LR
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    HK416 Dual Magazine Clamp - .22 LR

    HKP HK Parts

    Now: $39.96
    Was: $49.95
    HKP HK 416 .22LR Dual Magazine Clamp  Securely hold two HK 416 .22LR magazines together for fast mag swaps. Precision-machined from billet aluminum. Our dual mag clamp is a must for those quick mag changes. Compatible With: HK 416 .22LR
    HKP-21607-M
    Now: $39.96
    Was: $49.95
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  • New - GSG9 HK SL8, HK G36 Magazine Release Axle Pin - HKP-18255 HK SL8, G36 Magazine Release Axle Pin
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    HK SL8, G36 Magazine Release Axle Pin

    GSG9

    $10.95
    GSG9 Magazine Release Axle - USA made for HK G36 and HK SL8 Mag release axle for all G36 and SL8 models. A must-have spare part. Made in the USA. Compatible With: G36 G36K SL8 Other custom G36 type builds
    HKP-18255
    $10.95
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  • Out Of Stock
    New - H&K 28 Round HK USPC/P2000 9mm Magazine - Black - HKP-17203 HK USPC, P2000 Magazine - 9mm - 28 Round

    HK USPC, P2000 Magazine - 9mm - 28 Round

    HKP HK Parts

    $74.95
    H&K 28 Round HK USPC/P2000 9mm Magazine  New HK German USPC, P2000 Magazine body combined and pre-installed along with the HK Parts 28 round mag extension kit fully installed. Each offering is a complete, fully assembled, ready for the range 28...
    HKP-17203
    $74.95
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  • New - H&K 3 Round Count Burst Wheel for 4 Position Trigger Packs - HKP-01639
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    HK 3 Round Count Burst Wheel for 4 Position Trigger Packs

    H&K Heckler & Koch

    $127.95
    H&K 3 Round Count Burst Wheel For 4 Position Trigger Packs  
    HKP-01639
    $127.95
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  • New - H&K 93/53/33 (5.56/.223) Trigger Group - SEF Navy Style - Full Auto - Push Pin - HKP-18189 HK33, HK53, HK93 Trigger Group - SEF Navy Style - Full Auto - Push Pin
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    HK33, HK53, HK93 Trigger Group - SEF Navy Style - Full Auto - Push Pin

    H&K Heckler & Koch

    $549.95
    HK German HK93, 33, 33K, 53 SEF Navy Style F/A Trigger Group Complete - Used ON SALE FOR A SPECIAL PROMOTION WHILE SUPPLIES LAST!!! Each trigger group is comprised of genuine Heckler & Koch products Includes: German Full Auto trigger pack with all...
    HKP-18189
    $549.95
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  • New - HKP HK Mark 23 .45 ACP Vented Micro Comp - Threaded 16x1 RH - HKP-21329 HK Mark 23 Micro Comp - Vented - Threaded 16x1 - Right Hand
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    HK Mark 23 Micro Comp - Vented - Threaded 16x1 - Right Hand

    HKP HK Parts

    $29.95
    HKP/H&K Mark 23 .45 ACP Vented Micro Comp - Threaded 16x1 RH The HK Parts Micro Comp & Thread Protector is a lightweight, dual-purpose accessory that functions as both a compensator and thread protector. Designed for easy attachment to any...
    HKP-21329
    $29.95
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  • New - HKP HK Mark 23 .45 ACP Knurled Micro Comp - Threaded 16x1 RH - HKP-21328 HK Mark 23 Micro Comp - Knurled - Threaded 16x1 - Right Hand
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    HK Mark 23 Micro Comp - Knurled - Threaded 16x1 - Right Hand

    HKP HK Parts

    $29.95
    HKP/H&K Mark 23 .45 ACP Knurled Micro Comp - Threaded 16x1 RH The HK Parts Micro Comp & Thread Protector is a lightweight, fully functional accessory that serves as both a compensator and thread protector. Easily attaching to any factory spec...
    HKP-21328
    $29.95
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  • New - H&K HK VP9/VP9SK, VP40 Trigger Stop Bolt - HKP-16784
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    HK VP9, VP9SK, VP40 Trigger Stop Bolt

    H&K Heckler & Koch

    $14.95
    H&K HK VP9/VP9SK, VP40 Trigger Stop Bolt Stop Bolt for Trigger VP9, VP40. Compatible With: HK VP9 HK VP9SK HK VP40 HK VP9A1 F HK VP9A1 K
    HKP-16784
    $14.95
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  • On Sale
    New - HKP .40 S&W Tactical Thread Protector - Threaded 14.5x1 LH - HKP-00298 Thread Protector - .40 S&W - Tactical - 14.5x1 LH
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    Thread Protector - .40 S&W - Tactical - 14.5x1 LH

    HKP HK Parts

    Now: $11.95
    Was: $24.95
    HKP .40 S&W Tactical Thread Protector - Threaded 14.5x1 LH Fits all HK barrels that are threaded 14.5x1 LH. This is the correct thread protector for all the HK .40 S&W metric threaded barrels. This will also fit non HK related barrels as well...
    HKP-00298
    Now: $11.95
    Was: $24.95
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    Now: $11.95
    Was: $24.95
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  • HK45, HK45C, USP Compact Magazine Follower HK45, HK45C, USP Compact Magazine Follower
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    HK45, HK45C, USP Compact Magazine Follower

    H&K Heckler & Koch

    $9.95
    HK USPC, 45, & 45C Magazine Follower A great spare to have on hand as the follower is a wear and replacement part. Do not forget to order spare magazine springs while you are at it. HK German manufacture. Compatible With: HK USPC .45 HK USPC .45...
    HKP-02249-M
    $9.95
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    $9.95
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  • New - H&K HK .45 ACP Pistol Field Cleaning Kit - HKP-01245 HK Pistol Field Cleaning Kit - .45 ACP
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    HK Pistol Field Cleaning Kit - .45 ACP

    H&K Heckler & Koch

    $69.95
    H&K HK .45 ACP Pistol Field Cleaning Kit   This is a genuine HK factory cleaning kit and is recommended by HK for all HK pistol owners. Compatible With: HK45, HK45 Tactical HK45C, HK45C Tactical USP 45, USP 45 Tactical USPC 45, USPC...
    HKP-01245
    $69.95
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    $69.95
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  • New - Meprolight HK USP Tru-Dot Night Sights - Orange, Green - HKP-01907
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    HK USP Night Sights - Tru-Dot - Orange, Green

    Meprolight

    $99.99
    Meprolight HK USP Tru-Dot Night Sights - Orange, Green Features: Unequaled Light Performance Brightest Night Sights Available Today Used by Military & Law Enforcement All Tru-Dot sights are covered by a 12-year usable illumination warranty to the...
    HKP-01907
    $99.99
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