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
Gamma Muzzle Brake - Threaded 5/8x24 RH
Aero Precision
Now: $94.46Was: $104.95Aero Precision (7.62x51/.308) Muzzle Brake Gamma - Threaded 5/8x24 RH The VG6 GAMMA is a muzzle brake and compensator hybrid. It virtually eliminates recoil and minimizes muzzle movement. The unique...HKP-19675Now: $94.46Was: $104.95 -
On Sale
Bore Boss Pull-Through Bore Cleaner - 5.56 / .223
Real Avid
Now: $9.86Was: $10.95Real Avid Bore Boss Pull-Through Bore Cleaner - 5.56mm/.223 From the barrel of innovation comes the ultra-compact Bore Boss, the first-ever self-storing, easy-feeding, clean-pulling, field-ready,...HKP-19402Now: $9.86Was: $10.95 -
Out Of Stock
HK P30SK, P2000SK Barrel - 9mm - 3.89" - Threaded 13.5x1 LH
RCM
$225.00RCM HK P30SK & P2000SK 9mm Barrel - Threaded 13.5x1 LH Each HK P2000SK & P30SK tactical barrel is finely and painstakingly made from ordnance grade steel, heat-treated, and finished inside and out...HKP-19307$225.00 -
HK VP9, VP40 Grip Panel Left Side - Large
H&K Heckler & Koch
$24.95Heckler and Koch Grip Panel in multiple colors and sizes for the left side of the HK VP9 and HK VP40 grips. Large left grip shell for HK VP9 and HK VP40 pistols. New HK German manufactured. Heckler...HKP-16808$24.95 -
HK USP Tactical Barrel - .40 S&W - 4.86" - Threaded 14.5x1 LH
RCM
$225.00RCM HK USP .40 S&W Tactical Barrel - Threaded 14.5x1 LH Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest...HKP-17745$225.00 -
$7.95 -
Out Of Stock
HK USP Recoil Spring Washer Retainer - Front
H&K Heckler & Koch
$14.95H&K HK USP Recoil Spring Washer Retainer This is the tapered washer that supports and keeps the recoil spring centered and captive on the recoil rod itself. Compatible With: <HKP-17060$14.95 -
On Sale
HK USP, P30, HK45, P2000 Range Master Sight Tool
MGW
Now: $224.96Was: $249.95Range Master Universal Sight tool for - HK USP, HK45/C, P30 & P2000 Models The Range Master Compact Universal Sight Tool is designed to remove, install, and adjust front and rear dovetail sights on...HKP-02084Now: $224.96Was: $249.95 -
HK45, P30, USP, USP Compact, P2000 Hammer Spring
H&K Heckler & Koch
$9.95Hammer Spring This is the stock hammer spring for many P30 models and is used for the heavy TGS and heavy and light LEM conversions on the USP, USPC, P30 & HK45 models. Compatible With:HKP-01804$9.95 -
On Sale
Glock 23 13-Round .40 S&W Magazine
Glock
Now: $14.96Was: $29.95Glock 23 .40 S&W - 13 Round Magazine These are factory-original, drop-free magazines for your Glock handgun. Glock magazines have a hardened steel insert encased in high-tech polymer. This polymer...HKP-00014Now: $14.96Was: $29.95 -
On Sale
HK416, MR556, AR15 Stock Wrench
Tapco
Now: $29.66Was: $32.95Tapco HK 416, MR556, & AR15 Stock Wrench This tool includes a Mil-Spec castle nut wrench, a standard-length receiver extension removal wrench, and an A1/A2 Flash Suppressor wrench. This offers an...HKP-02407Now: $29.66Was: $32.95 -
HK416, MR556, G36 Cleaning Kit, Complete - Carrying Case
H&K Heckler & Koch
$79.95HK Factory German G36, HK416, & MR556 Complete Cleaning Kit Each kit includes the following parts: Saf-T-Clad cleaning rod Accessory adapter section #8-32HKP-00035$79.95