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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Navy Style - SEF - Match Trigger Group - HK SP5
H&K Heckler & Koch
$679.95Navy Style - SEF - Match Trigger Group - HK SP5 Ready to drop in your SP5 spec 9mm receiver. Great replacement for the 2 position trigger group. With the match trigger pack installed, the trigger slack take up is eliminated and travel is reduced. The...HKP-20665$679.95 -
On Sale
HK VP9SK Holster - Crusader Max - Right Hand
Victory Operational Works
Now: $74.95Was: $99.95Victory Operational Works HK VP9SK Crusader Max Holster - Standard - Right Hand The Crusader holster is a modular multi-mission capable holster platform offering two carry options, IWB & OWB including the hardware needed for both configurations. Each...HKP-20307Now: $74.95Was: $99.95 -
On Sale
HK VP9, VP40 Compensator - Quick Detach - Blue - BLEMISHED
Comp Weight
Now: $79.95Was: $149.95Comp Weight™ - HK VP9 / VP40 Quick Detach Compensator - Blue - BLEMISHED Easy on, easy off- Quick Detach technology DOES NOT INCLUDE ALLEN WRENCH COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN...HKP-18630-BNow: $79.95Was: $149.95 -
HK VP9B International Holster - Coyote Brown
Comp-Tac
$74.95 - $79.95Comp-Tac HK VP9B International Holster - Coyote Brown The International is an outside the waistband (OWB) holster with a modular mounting design giving the user 16 holster options in 1. Designed to be worn at 3:00 this holster is perfect...HKP-19683-M$74.95 - $79.95 -
Out Of Stock
HK MP5, MP5K Optic Mount - Low Profile - T1, H1 Aimpoint
USA
$49.95Aimpoint T1 & H1 Low Profile Mount For HK MP5, MP5K New US manufactured scope mount that is similar in style as the revered B&T optics mount only made right here in the USA. All aluminum and made to last with a price that is attractive & hard...HKP-17117$49.95 -
HK G36C Handguard - Handstop and Heatshield
HKP HK Parts
$119.95HKP HK G36C Handguard with Hand Stop and Heat Shield New handguard with heat shield and hand stop fits all HK G36C's or SL8/G36 conversions sized for the G36C barrel. Each unit also features the hand stop with sling attachment points. Hard mounting...HKP-19302-M$119.95 -
HK416, MR556 10" M-LOK Rail System - FDFE
KDG Kinetic Development Group
$319.95Rail System - 10" - Brown - M-LOK - HK MR556 The New KDG HK 556 M-LOK rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their big brother, the KDG HK 762 M-LOK Rail system. Like the...HKP-19240$319.95 -
HK MP5K, SP5K, SP89 Helmet Stock - Folding and Adjustable
B&T Brugger & Thomet
$379.95B&T HK MP5K, SP5K, SP89 Helmet Stock - Folding and Adjustable This Swiss-made folding helmet stock offers a compact, military-grade solution for MP5K-pattern firearms. Built from durable polymer and aluminum, it provides smooth length adjustment and...HKP-18101$379.95 -
HK SL8-1 Front Sight Holder - Incomplete
H&K Heckler & Koch
$34.95Heckler and Koch HK SL8-1 Incomplete Front Sight Holder Front sight holder component for the HK SL8-1 rifle. This is an incomplete assembly and may require additional parts to restore full front sight function. Suitable for repair projects or as a base...HKP-16358$34.95 -
Out Of Stock
HK SL8 Windage Adjustment Spring
H&K Heckler & Koch
$4.95HK SL8 Windage Adjustment Compression SpringHKP-16400$4.95 -
HK VP9SK, VP40SK Backstrap - Small - FDE
H&K Heckler & Koch
$23.95H&K VP9SK, VP40SK Backstrap - Small - FDE HK German manufacture. Compatible With: HK VP9SK HK VP40SKHKP-18961$23.95 -
HK P30L Barrel - .40 S&W - 4.45"
H&K Heckler & Koch
$234.95Heckler and Koch Barrel for P30L .40 cal pistol Factory German P30L .40 Cal 4.45" barrel perfect for replacement or for that project barrel. Features: 4.45 inches in length Cold-hammer forged six sided polygonal 9.84 inches twist...HKP-02411$234.95