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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HK SL8 Magazine - 10 Round - Factory
H&K Heckler & Koch
$65.95HK German 10-Round Magazine For The SL8-1 & SL8 Firearms. Made in Germany and factory fresh.HKP-00276$65.95 -
HK45, USP, P30, P2000 Hammer Spring - 12LB Stock
H&K Heckler & Koch
$5.9512LB Stock Hammer Spring This is the spring used in some custom trigger jobs, along with other trigger return and firing pin block springs. This spring can be used on the P30 along with the light trigger return spring and light firing pin block...HKP-01284$5.95 -
HK91, G3 Ejector Lever
H&K Heckler & Koch
$24.95New H&K .308 Ejector Lever Genuine HK German part. Compatible With: HK G3 HK 91 PTR-91 HK 51HKP-00832$24.95 -
On Sale
Silicone Gun and Reel Cloth
Safariland
Now: $2.95Was: $3.95Safariland Silicone Gun & Reel Cloth Silicone gun cloth for all HK firearms to preserve and protect your firearms finish. Will also work for any firearm, magazine or part. A great way to protect your collectibles.HKP-17630Now: $2.95Was: $3.95 -
On Sale
HK VP Series F2 Trigger - Flat Face
Lazy Wolf
Now: $109.95Was: $129.95Lazy Wolf F2 Flat Face Trigger for the Heckler and Koch HK VP Series In a collaboration with Lazy Wolf Guns, HK Parts is offering aftermarket triggers for your HK VP9 and HK VP40 handguns. The drop in VP9 series is the greatest trigger ever...HKP-18747Now: $109.95Was: $129.95 -
HK91, G3, HK33 Flash Hider Retaining Ring
H&K Heckler & Koch
$1.49HK Flash Hider Retaining Ring Brand new HK German manufacture. HK flash hider, muzzle break retaining ring. This item is the ring that fits inside the flash hider that indexes with the splines of the HK barrel to provide a positive lockup of...HKP-16451$1.49 -
HK VP9, VP9SK, HK VP40 Locking Block Pin
H&K Heckler & Koch
$10.95H&K HK VP9/VP9SK, HK VP40 Spring Pin, Dowel Pin For Locking Block HK German manufacture. A special spring pin that has an internal spring for support. A must have item as this roll pin can become damaged with install and removal. Compatible...HKP-16790$10.95 -
On Sale
HK VP9, Tactical Bench Mat
HKP HK Parts
Now: $10.95Was: $13.95HK VP9, VP9 Tactical Gunsmithing Bench Mat This isn't your ordinary gun cleaning mat. Show your pride for your HK VP9 firearm while using our high quality neoprene rubber backed and cloth topped gun cleaning mat to protect your gun bench, desk, kitchen...HKP-17106Now: $10.95Was: $13.95 -
HK VP9F Magazine - 17 Round
H&K Heckler & Koch
$49.95H&K 17 Round HK VP9A1 F Magazine Made in Germany, this magazine features durable steel construction with a sleek black finish. The magazine’s impact-resistant polymer floor plate enhances its durability, especially during reloading. Known...HKP-21649$49.95 -
On Sale
HK MP5, GSG-5, GSG-522, GSG-5PK Optic Mount
MFI
Now: $92.95Was: $109.95MFI HK Low Profile Scope Mount The MFI low profile scope mount was designed exclusively for the GSG-5, Umarex, and HK MP5 .22 models. The MFI mount takes less than 3 minutes to mount on your rifles or pistols. Compatible With: GSG-5,...HKP-01545Now: $92.95Was: $109.95 -
HK Roller Type Trip Lever
H&K Heckler & Koch
$29.95H&K Roller Type Trip Lever This is a genuine German Heckler & Koch part. This is the newer style trip lever for use with a roller sear catch, not the older friction type. Please Note: May or may not be marked with the X or XX...HKP-02466$29.95 -
HK P2000, USPC Magazine - 17 Round - .40 S&W
HKP HK Parts / Heckler & Koch
$79.95HKP 17 Round HK P2000/USPC Complete .40 S&W Magazine HK P2000 +5 magazine extension coupled with a new full-size HK P2000 .40 Cal 12 round magazine. Each unit is then fully assembled as a 17 round HK P2000 magazine. Ideal for competitive shooters,...HKP-18642-M$79.95