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 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 genuine Heckler & Koch Products. Includes a match...HKP-19319$579.95 -
HK MR762 Ejection Door Clamping Sleeve
H&K Heckler & Koch
$4.95H&K HK MR762 Ejection Door Clamping Sleeve Compatible With: HK MR762HKP-16518$4.95 -
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 friendly and modular. HK's own design boasts an...HKP-16599$209.95 -
HK417, MR762 E2 Concave Buttstock, Complete
H&K Heckler & Koch
$256.95H&K HK MR762/417 Buttstock Complete Concave E2 Compatible With: HK MR762 HK 417HKP-16628$256.95 -
On Sale
HK Mark 23 Flash Hider - Vortex - 16x1 RH
Smith Enterprises
Now: $67.95Was: $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 16x1 RH threaded barrels. Crafted in the USA from 4140...HKP-15806Now: $67.95Was: $79.95 -
On Sale
HK VP9, P30, HK45 Night Sight Set
Heinie
Now: $179.95Was: $199.95Heinie EZ-Lock LEDGE QWIK Straight Eight Night Sight Set These sights have a rear notch that is .156 wide. This wider rear notch allows for quicker acquisition of the front sight by showing more light on either side of the front. These new 3950L model...HKP-02124Now: $179.95Was: $199.95 -
HK P2000SK Backstrap - Large - Black
H&K Heckler & Koch
$29.95H&K P2000SK Backstrap - Large - Black Compatible With: HK P2000SKHKP-02289$29.95 -
On Sale
Streamlight TLR-2G Tactical Light and Laser Combo - Green
Streamlight
Now: $389.95Was: $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 peak beam intensity; 200 lumens. Textured parabolic...HKP-16717Now: $389.95Was: $433.95 -
HK45, HK45 Compact, USP Disconnector
H&K Heckler & Koch
$9.95HK German USP 45, HK45, & HK45C Disconnector Compatible: HK45 USP9 USP40 USP45 USP Compact 9 USP Compact 40 USP Compact 45HKP-01175$9.95 -
Out Of Stock
HK USP Compact Slide Release Lever
H&K Heckler & Koch
$64.95HK USPC Slide Release Lever New HK German factory part. Compatible With: HK USP Compact 9mm HK USP Compact .357 HK USP Compact .40 HK USP Compact .45 HK USP Compact Tactical ModelsHKP-02252$64.95 -
HK USPC Night Sights - Tru-Dot - Yellow, Green
Meprolight
$105.95Meprolight HK USPC Tru-Dot Night Sights - Yellow/Green Features: Unequaled Light Performance Brightest Night Sights Available Today Used by Military & Law Enforcement All Tru-Dot sights are covered by a 12-year usable illumination warranty to...HKP-01910$105.95 -
HK416 Front Sight Roll Pin - Folding 33mm
H&K Heckler & Koch
$4.95Heckler and Koch HK416 Roll Pin For 33mm Front Folding Sight This version is the enhanced (longer) roll pin for a more secure fitment.HKP-14144$4.95