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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On Sale
HK MP5, MP5K Thread Protector - 9mm - 1/2x32 RH
H&K Heckler & Koch
Now: $24.71Was: $40.95H&K 9mm Thread Protector - Threaded 1/2x32 RH A great replacement item for lost or damaged thread protectors & caps. This part is compatible with all factory-spec MP5 Navy or MP5KN barrels...HKP-00108Now: $24.71Was: $40.95 -
HK MP7A1, MP7A2 Front and Rear Sight Set - Picatinny - Iron
H&K Heckler & Koch
$529.95H&K HK Parts MP7A1, MP7A2 Flip Front & Rear Sight Set Includes front and rear iron sights, which allows the shooter to see the target and enables faster sight acquisition. This sight set is...HKP-00024$529.95 -
HK VP9 Elevated Night Sight
H&K Heckler & Koch
$55.95H&K VP9OR Elevated Night Sight Tritium front sight with high visibility ring and tritium rear sight. Fits all VP Optic Ready models. Lower 1/3 Co-Witness with Trijicon RMR.HKP-22019$55.95 -
HK CC9 Rear Sight - Tritium
H&K Heckler & Koch
$41.95Heckler and Koch Rear Tritium Sight for HK CC9 Genuine HK rear tritium night sight for CC9 pistols. Provides improved visibility in low-light conditions.HKP-21956$41.95 -
HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - LEO Marked
H&K Heckler & Koch
$159.95H&K HK MP5/MP5K 30 Round - LEO Marked Magazine - TiN/CRN Coated Elevate your collection with our TiN coated factory Heckler & Koch magazines. Each magazine begins as a new German 30-round 9mm mag...HKP-21792-M$159.95 -
Side Folding Bar for Tailhook Brace
MI Midwest Industries
$129.95MI Pistol Brace Compatible Side Folder For use with Gear Head Works Tailhook Pistol BraceHKP-19959$129.95 -
On Sale
HK P30SK Stand Off Device
HKP HK Parts
Now: $51.71Was: $109.95HKP HK P30SK Stand Off Device The P30SK stand-off device is a worst-case-scenario accessory that prevents the slide from being pushed back on the frame (thereby disengaging the trigger). The...HKP-19191Now: $51.71Was: $109.95 -
HK Single Point Sling - Quick Detach - Tan
NcSTAR
$29.95HKP Single Point Sling in Tan - Quick Detach Specifications: Style: bungee-type design for positive retention and control Connection: HK sling hook attachment point with elastic coverHKP-19766$29.95 -
HK91, G3, PTR Backplate, Recoil Rod Assembly - Parkerized
H&K Heckler & Koch
$34.95Parkerized Backplate - HK91, G3, PTR Surplus German HK backplate that has been refinished and reparkerized.HKP-19692$34.95 -
HK Mark 23 Magazine with Extension, Complete - 24 Round
HKP HK Parts
$89.95HK Parts and Heckler and Koch Complete 24 Round Magazine for Mark 23, SOCOM New HK German MK23 Magazine body combo; pre-installed along with the HK Parts mag extension kit fully installed. Each...HKP-19478$89.95 -
HK USP 9mm Incomplete Slide
H&K Heckler & Koch
$436.95H&K HK USP 9mm Incomplete Slide New HK German factory USP 9mm slide incomplete. Date coded & marked with the laser engraved "HK" logo. Compatible With:HKP-17722$436.95 -
Dummy Rounds - .45 ACP - Set of 5
Strike Industries
$8.95Set of 5 .45 ACP Dummy Rounds Strike Industries dummy rounds will let you safely test the feeding, extraction, and magazine function of your firearms without the worry of accidental discharge. They...HKP-17384$8.95