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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
B&T Official PVC Patch White
B&T Brugger & Thomet
$5.00B&T Official PVC Patch White - 2.5"HKP-21735$5.00 -
On Sale
HK MP5 Dual Magazine Clamp - 10mm, .40 S&W
HKP HK Parts
Now: $39.96Was: $49.95HKP HK MP5 40/10 Dual Magazine Clamp The HK Parts MP5 40/10 dual magazine clamp is expertly crafted to fit all 40/10 MP5 polymer magazines. Constructed from durable aluminum and finished with a type 3 hard anodize for enhanced protection and a premium...HKP-21614-MNow: $39.96Was: $49.95 -
On Sale
HKP Glock 17 Gen 4 Rail Mount Compensator
HKP HK Parts
Now: $59.95Was: $179.95HKP - Glock 17 Gen 4 Rail Mount Compensator The perfect addition to your Glock 17 Gen 4 firearm with our low profile, aggressive rail mount compensator that flows with the lines of the firearm for a seamless addition. The Glock 17 Comp Weight™ can...HKP-21219Now: $59.95Was: $179.95 -
On Sale
HK Women's Shirt - Short Sleeve - Bundesadler
HKP HK Parts
Now: $11.22Was: $19.95HKP Womens Short Sleeve Bundesadler Shirt - Black Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: 100%...HKP-21178-MNow: $11.22Was: $19.95 -
HK MP5K, SP5K Buffer Replacement - Choate Stocks
Choate
$20.95HK MP5K & SP5K Buffer Replacement - Choate Stocks Choate factory replacement buffer kit for Choate MP5K and SP5K stocks only.HKP-21041$20.95 -
Picatinny Optic Mount, Front Sight Tower - Red
$39.95HKP Picatinny Rail Mount for Front Sight Tower - Red HK Picatinny rail mount that replaces the forearm (small) push pin and mounts to the side of the front sight tower and allows you to add sling swivels, lasers, lights & accessories. This add on is...HKP-20800$39.95 -
On Sale
HKP Hat - Snapback - Flat Brim - Gray and Red
HKP HK Parts
Now: $13.45Was: $19.95HKP Flat Brim Snapback Hat - Gray & Red Get your hands on some of our premium hats! Official HKP merchandise 5" wide HKP logo 100% cotton Structured 4 sewn eyelets Matching color sweatband Plastic adjustable snap Firm front panel Size: OSFM -...HKP-20463Now: $13.45Was: $19.95 -
HK91 SBA4 Pistol Stabilizing Brace and Adapter
SB Tactical
$319.95SB Tactical HK91 SBA4 Pistol Stabilizing Brace & Adapter Includes: G3, HK91 backplate & recoil assembly AR, M4 stock adapter Complete buffer assembly Castle nut SB Tactical Brace Features: Made in the USA Designed after the SBM4 5-position...HKP-19931$319.95 -
HK MP5 Bolt Group - Complete - .40 S&W, 10mm
HKP HK Parts
$414.95RCM- MP5 40 & MP5 10mm - Bolt Group Complete Ideal to replace out of spec, worn, or broken bolt groups or for that custom build. Includes: RCM bolt head complete RCM locking piece RCM firing pin RCM firing pin spring RCM full auto bolt carrier...HKP-19723$414.95 -
HK VP9, VP9SK, VP40 Trigger Housing - Complete - 9mm / .40 S&W
H&K Heckler & Koch
$89.95H&K VP9/VP9SK & HK VP40 (9mm & .40 S&W) Complete Trigger Housing Enhance the performance of your H&K VP9, VP9SK, or HK VP40 with this complete trigger housing. Designed for both 9mm and .40 S&W calibers, this high quality trigger...HKP-16797$89.95 -
HK MR762, G28 Free Floating Rail System - RAL8000
H&K Heckler & Koch
$999.95HK MR762, 417 Extended Free Floating Rail System - RAL 8000 - Tan New Heckler & Koch MR762, HK 417, & G28 extended forearm with flip up front sight & suppressor window cutout. Optimized design to mitigate the heat emissions for long range...HKP-17707$999.95 -
HK417, MR762 Recoil Buffer Spring
H&K Heckler & Koch
$24.95H&K HK MR762/417 Recoil Buffer Spring A must have wear and replacement part for your, HK 417 & MR762 firearm. Compatible With: HK MR762 HK 417HKP-16608$24.95