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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Out Of Stock
HK416, MR556 Bench Mat
HKP HK Parts
$24.95HK MR556, HK 416 Bench Mat Our HK MR556, HK416 bench mat is the perfect cleaning & repair mat designed specifically for your Heckler & Koch MR556 & HK416 models. Have fun and learn while you work on your favorite H&K firearm. The soft top...HKP-17169$24.95 -
On Sale
HK UMP Magazine - .40 S&W - 30 Round
HKP HK Parts
Now: $39.95Was: $49.95UMP, SMG .40 Cal - 30 Round Magazine Each 30 round magazine will fit all HK UMP .40 caliber carbines, SMG's as well as the USC-UMP .40 caliber conversions. Each magazine features, steel feed lips, enhanced polymer construction and all correct updated...HKP-17583Now: $39.95Was: $49.95 -
HK33, HK53, HK93 Firing Pin Spring
H&K Heckler & Koch
$9.95New HK German 93, 33, & 53 .223/5.56 Firing Pin Spring. A must-have spare part as this is a high wear and replacement item. Compatible With: HK93, 33, 53 V93/V53, C93, C53 Custom builds and clonesHKP-00193$9.95 -
On Sale
HK33, HK53, HK93 Backplate - Painted - BLEMISHED
H&K Heckler & Koch
Now: $39.95Was: $59.95H&K 93/53/33 (5.56/.223) Backplate - Painted - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK German backplate with the recoil assembly cup...HKP-16254-BNow: $39.95Was: $59.95 -
Out Of Stock
HK45C Finger Rest Magazine Extension - +2
HKP HK Parts
$29.95HK45C 8 Round Magazine +2 Magazine Extension/Finger Rest All of the HK .45 cal mags will soon have a variety of mag extensions! More to come. HK45C 8 round +2 mag extensions. Replaces the floorplate for a +2 round addition for a total of 10 rounds in the...HKP-17999$29.95 -
Out Of Stock
HK UMP Paddle Magazine Release - Heckler and Koch
H&K Heckler & Koch
$16.95Heckler and Koch Paddle Magazine Release for HK UMP This is a common repair and replacement part as they are easy to break on the UMP lower. Simple and easy to install with no gunsmith needed or required. Compatible With: UMP Please...HKP-00810$16.95 -
On Sale
HK VP9, P30 Magazine - 27 Round - 9mm
HKP HK Parts
Now: $87.95Was: $109.9527 Round Magazine Complete - 9mm - HK PARTS - HK VP9, HK P30 Drop-in magazine ready to go! HK Parts takes an existing 17 round magazine and a +10 magazine extension to assemble them into a working 27 round magazine. Specifications: 6-5/8 overall...HKP-19410Now: $87.95Was: $109.95 -
Out Of Stock
HK416 Trigger - Geissele SSF
Geissele
$529.95HK416 SSF Trigger- Geissele The Geissele Super Select-Fire (SSF) HK416 trigger is a select-fire combat trigger that Geissele Automatics developed for the U.S. Special Operations Community. The HK416 SSF is a non-adjustable combat style two-stage trigger...HKP-16477$529.95 -
On Sale
HK91, G3, PTR Bench Mat
HKP HK Parts
Now: $19.95Was: $24.95HK G3, HK91 & PTR 7.62 Bench, Gunsmithing Repair Mat Our HK G3 bench mat is the perfect cleaning & repair mat designed specifically for your HK G3 models. Have fun and learn while you work on your favorite H&K firearm. The soft top protects...HKP-17283Now: $19.95Was: $24.95 -
HK P30 Series Right Slide Release Shorty
H&K Heckler & Koch
$32.95HK P30 Series Right Slide Release Shorty This is a shorter version slide release for the HK, P30, P30L, P30S, P30SK, and P30SKS "Safety" version models. The short models are standard on the P30S and P30SKS models.HKP-02487$32.95 -
HK45 Compact, USP Compact, P2000, P30 Recoil Rod Bushing Sleeve
H&K Heckler & Koch
$6.95Recoil Rod Bushing Sleeve It is a must-have spare part to have on hand as this is a high-wear item. Compatible With: HK 45 Compact, HK45C Tactical HK USP Compact 9mm HK USP Compact .40 & .357 Sig HK USP Compact .45 ACP HK P2000...HKP-01765$6.95 -
On Sale
HK .45 ACP Laser Bore Sighter
AIM
Now: $16.95Was: $19.95AIM .45 ACP Laser Bore Sighter Red laser bore sighter designed for .45 ACP firearms to assist with initial optic or sight alignment. This chamber-insert style bore sighter allows users to get on target quickly before live-fire zeroing, reducing time and...HKP-16217Now: $16.95Was: $19.95