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 USP Compact Holster - Sport-Tac - 9mm / .40 S&W
Comp-Tac
$69.95Comp-Tac HK USP Compact 9mm & .40 Sport-Tac Holster The Sport-TAC holster is a hybrid, inside-the-waistband holster designed to comfortably carry a 4' handgun at the 4-5 o'clock position. The Sport-TAC features a 600D interlock padded backing...HKP-20186-M$69.95 -
HK91, G3 PTR Fixed Buttstock, Complete with Enhanced Heavy Buffer - Surplus - Black
H&K Heckler & Koch
$349.95German G3, 91, PTR Stock complete with Enhanced Heavy Buffer - Surplus Used black German stock complete with Enhance DMR buffer installed. Ready to drop in on your HK or clone rifle. Used in perfect working condition. Each stock includes all parts...HKP-20069$349.95 -
HK MP5, HK94, HK53, Slimline Handguard - Used - Factory
H&K Heckler & Koch
$199.95H&K HK MP5, 94, 53 Factory Slimline Forearm - Rare - Like new Like new and rare Heckler & Koch Genuine HK94/MP5 slimline forearm date coded, in excellent condition. This rare and sought-after part fits all MP5, 94 & MP5 40/10 and HK53...HKP-01720$199.95 -
HK416, MR556 Vertical Grip - AR - Moe K2
Magpul
$22.95Magpul Moe K2 AR Grip Similar in concept to the MOE-K, the MOE-K2 is a drop in upgrade for AR15/M4's that offers a more vertical grip angle, but in a full-size grip design. The steeper vertical grip angle is optimized for use on PDW (Personal Defense...HKP-19567$22.95 -
HK VP9, VP40 Backstrap - Large - FDE
H&K Heckler & Koch
$29.95H&K VP9, VP40 Backstrap - Large - FDE New HK German manufacture Compatible With: HK VP9 HK VP40 HK VP9A1 F HK VP9A1 KHKP-18180$29.95 -
HK VP9, VP40 Grip Panel Right Side - Small - FDE
H&K Heckler & Koch
$24.99H&K VP9, VP40 Grip Panel Right Side - Small - FDE New HK German manufactured. Right side, small size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP9A1 F, VP9A1 K HK VP40HKP-18115$24.99 -
HK VP9, VP40 Grip Panel Right Side - Large - FDE
H&K Heckler & Koch
$16.95H&K VP9, VP40 Grip Panel Right Side - Large - FDE New HK German manufactured. Right side, large size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP9A1 F, VP9A1 K HK VP40HKP-18117$16.95 -
HK417, MR762 Cartridge Extractor
H&K Heckler & Koch
$94.95H&K HK MR762/417 Cartridge Extractor Compatible With: HK MR762 HK 417HKP-16842$94.95 -
HK417 Trigger - Geissele SSF
Geissele
$489.95HK417 SSF Trigger- Geissele The Geissele Super Select-Fire (SSF) HK417 trigger is a select-fire combat trigger that Geissele Automatics developed for the U.S. Special Operations Community. The HK417 SSF is a non-adjustable combat style two-stage trigger...HKP-16478$489.95 -
Out Of Stock
HK417, MR762 Firing Pin - Titanium
HKP HK Parts
$49.95HK MR762 & HK417 Firing Pin - Titanium Grade 6 weapons grade Titanium manufacture. Made in the USA. A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK MR 762 & HK417 weapon system. Get the...HKP-17768$49.95 -
HK45, HK45 Compact Extractor
H&K Heckler & Koch
$49.95German HK45 & HK45C Extractor - New A great spare and replacement part to have. Compatible With: HK45 Tactical HK45 HK45 Compact Tactical HK45 CompactHKP-01298$49.95 -
HK Mark 23 Slide Release Lever
H&K Heckler & Koch
$82.99HK Mark 23 Slide Release Lever Brand new HK German manufacture. Compatible with all HK Mark 23 and SOCOM Pistols.HKP-01596$82.99