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
HK416 Folding Front Sight - .22 LR
Walther / Umarex
Now: $47.95Was: $59.95Walther and Umarex .22 Folding Front Sight for HK416D This is a drop in part that does not require any gunsmithing or special applications on the HK 416D .22 rifle or pistol. Each unit comes complete with the mounting hardware to the front mounting...HKP-02681Now: $47.95Was: $59.95 -
On Sale
HK .40 S&W Pistol Fake Suppressor - Threaded 14.5x1 LH
MFI
Now: $99.95Was: $124.95MFI Fake Suppressor Left Hand Threaded 14.5x1 for HK Pistols with .40 S&W caliber The MFI Fake Suppressor for HK pistols is designed for real weapons but will also fit replicas and airsoft weapons with appropriate adapters. These do not suppress...HKP-02033Now: $99.95Was: $124.95 -
HK45C Tactical Backstrap - Small - Black
H&K Heckler & Koch
$9.95H&K 45C/45C Tactical Backstrap - Small - Black This backstrap is a direct swap out of other-sized back straps. Compatible With: All HK45C pistolsHKP-01618$9.95 -
Out Of Stock
HK45 Barrel - .45 ACP - 4.46" - German
H&K Heckler & Koch
$314.95H&K HK 45 German Barrel New HK45 German manufacture Cold Hammer Forged Factory Barrel. This is the perfect replacement barrel for those who have an HK45 Tactical model and want to replace the barrel with a non-threaded barrel. Compatible...HKP-14564$314.95 -
HK45 Backstrap - Medium - Black
H&K Heckler & Koch
$9.95H&K 45 Backstrap - Medium - Black Compatible With: HK45HKP-01561$9.95 -
HK VP9, P30, HK45 Front Sight 6.3mm - Green
H&K Heckler & Koch
$49.95H&K VP, P30, & HK45 Front Sight 6.3mm - Green Compatible With: HK VP9, VP9SK, VP40 HK VP9A1 F, VP9A1 K HK P30, P30L, P30SK HK45, HK45 CompactHKP-02261$49.95 -
HK VP9, P30, HK45 Front Sight 5.9mm - Green
H&K Heckler & Koch
$59.95HK VP, P30, & 45 Front Sight 5.9mm - Green Compatible With: HK VP9 & VP9SK, VP40 HK P30 HK P30L HK P30S HK P30SK HK45, HK45 Tactical HK45 Compact, HK45C TacticalHKP-02370$59.95 -
HK P30, P30L Loaded Chamber Indicator Compression Spring
H&K Heckler & Koch
$5.95H&K P30/L Loaded Chamber Indicator Compression SpringHKP-02220$5.95 -
Out Of Stock
HK VP9, P30, USPC, P2000 Magazine Follower - 9mm, .40 S&W - White
H&K Heckler & Koch
$29.95Heckler and Koch 9mm and .40 S&W Magazine Follower for HK VP, HK P30, HK USPC, HK P2000 A great replacement item and one that is good to have on hand for spares as they do wear with use. Compatible With: VP9, VP9SK, VP40 VP9F, VP9K P30, P30S,...HKP-18782$29.95 -
On Sale
HK VP9, P30 Paddle Holster - RH - FDE
Safariland
Now: $51.95Was: $57.95578 - GLS Pro-Fit Holster, Paddle, and Belt Loop Combo: The Model 578 GLS Pro-Fit brings the unique GLS (Grip Lock System) and SafariSeven together in a holster designed to fit a wide variety of guns. The Pro-Fit is customizable and adjusts to securely...HKP-17544Now: $51.95Was: $57.95 -
HK USP Compact V3 Control Lever
H&K Heckler & Koch
$32.95HK USPC V3 Control Lever Compatible With: HK USP Compact 9mm HK USP Compact 357 SIG HK USP Compact 40 S&W HK USP Compact 45 ACPHKP-01436$32.95 -
HK416, MR556, MR762 Buttstock Locking Bolt
H&K Heckler & Koch
$67.95H&K HK MR556/MR762/416 Buttstock Locking Bolt Compatible With: HK MR556 HK 416 HK MR762HKP-16845$67.95