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
-
Out Of Stock
HK VP9SK, VP40SK Backstrap - Small - Black
H&K Heckler & Koch
$25.95H&K VP9SK, VP40SK Backstrap - Small - Black New HK German manufacture. Compatible With: HK VP9SKHKP-18306$25.95 -
B&T USW-A1 Magazine - 9mm - 17 Round
B&T Brugger & Thomet
$45.00B&T 17-Round BT USW-A1 9mm Magazine New Swiss B&T manufactured 17-round magazine for the USW-A1 9mm. This item is restricted in certain states. All Federal, State and Local laws apply...HKP-18336$45.00 -
HK Firearm Cleaning Kit - 40mm - German
H&K Heckler & Koch
$24.95German 40mm Cleaning Kit German military issue cleaning kit. These kits were used in several models Panzerfaust, from the WW2 era to modern. They were also issued for a variety of weapons ranging...HKP-20405$24.95 -
HK416, MR223 Handguard - 11" - M-LOK
B&T Brugger & Thomet
$279.95B&T Brugger and Thomet 11" M-LOK Handguard for HK416 and HK MR223 B&T's one-piece 11-inch M-LOK handguard for the Heckler & Koch HK416 and civilian equivalent MR223 is an amaHKP-20402$279.95 -
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...HKP-20069$349.95 -
HK MP5, HK94 Trigger Group - Flat Trigger - 3 Position - Semi-Only - 5 US Made Compliant Parts
$649.95Trigger Group - Semi-Only - 3 Position - 5 US Made Compliant Parts with Flat Trigger - MP5/94 Ambidextrous Trigger Group - Semi Auto - 5 U.S Parts Includes:HKP-19939$649.95 -
HK416, MR556, AR-15 Vertical Grip - MOE K2
Magpul
$22.95Magpul MOE K2 AR Grip for HK416, MR556 and AR-15 Platforms Magpul MOE K2 AR grip for HK416, MR556, and M4 pattern AR-15 platforms. Designed with a more vertical grip angle than standard A2 grips, the...HKP-19567-M$22.95 -
HK SP5 Trigger Group - SEF Navy Style - Clipped and Pinned
H&K Heckler & Koch
$579.95Navy Style - SEF - Clipped and Pinned Trigger Group - HK SP5 Ready to drop on your SP5 receiver. Great replacement for the 2 position ambidextrous trigger group. Each trigger group is comprised of...HKP-19319$579.95 -
HK417, MR762, G28 E1 Charging Handle - Extended - Ambidextrous
H&K Heckler & Koch
$209.95H&K HK MR762/417/G28 E1 Extended Ambidextrous Charging Handle HK German MR762/HK 417 extended charging handle. The unique release latch can be swapped from left to right sides to make each setup ambi...HKP-16599$209.95 -
HK Mark 23 Flash Hider - Vortex - 16x1 RH
Smith Enterprises
$79.95Smith Enterprises HK Mark 23 .45 ACP Vortex Pistol Flash Hider - 16x1 RH The Vortex Flash Hider is built to the highest standards, featuring proven flash-hiding capabilities for the Mark 23 and other...HKP-15806$79.95 -
HK P2000SK Backstrap - Large - Black
H&K Heckler & Koch
$29.95H&K P2000SK Backstrap - Large - Black Compatible With: HK P2000SKHKP-02289$29.95 -
Streamlight TLR-2G Tactical Light and Laser Combo - Green
Streamlight
$433.95Streamlight TLR-2G Tactical Light and Laser Combo - Green New C4 LED technology, impervious to shock with a 50,000 hour lifetime. Highly visible 522-542 nm green laser C4 LED delivers 6,300-candela...HKP-16717$433.95