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 MP5 Flat Front Sight - Gen 2 - Orange
Blitzkrieg Components
$84.95Blitzkrieg HK MP5 Flat Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 HK-style front sight introduces a new level of precision and visibility. With a conventional flat-tipped post and a bright orange stripe, this sight ensures quick and clear target...HKP-21101$84.95 -
HK P2000 Conversion Barrel - .40 S&W to .357 SIG
RCM
$239.95RCM HK P2000 .40 to .357 Conversion Barrel This is a great spare or replacement barrel to have on hand. Also, a popular barrel to convert the P2000 .40 to .357. Compatible With: HK P2000 .40 S&WHKP-20580$239.95 -
Out Of Stock
HK P30SK, P2000SK Barrel - 9mm - 3.89" - Threaded 13.5x1 LH
RCM
$225.00RCM HK P30SK & P2000SK 9mm Barrel - Threaded 13.5x1 LH Each HK P2000SK & P30SK tactical barrel is finely and painstakingly made from ordnance grade steel, heat-treated, and finished inside and out in the ultra-desirable nitride finish...HKP-19307$225.00 -
HK VP9, VP40 Sight Tool - Range Master - Universal
HKP HK Parts
$249.95MGW Armory Precision Tooling Range Master a universal sight tool for HK VP9 HK VP40 Models HK sight tool used for installing & removing front & rear sights on your HK pistol. This is the finest sight tool that has replaceable shoes that you can...HKP-18679$249.95 -
HK P7 Series Button Spring - Slide Removal
H&K Heckler & Koch
$7.95HK P7 Series Slide Removal Button Spring This item is no longer in production. Get it while it's still available. Compatible With: PSP P7M8 P7M10 P7M13HKP-01314$7.95 -
HK VP40, P30, P30L Magazine Body - .40 S&W - 13 Round
H&K Heckler & Koch
$45.99HK VP40, P30, P30L, P30S 13 Round Magazine Housing - .40 Cal Brand new HK German factory magazine body ONLY for the 13 round .40 cal magazine. This item is for the mag body NOT the complete magazine. Compatible With: VP40 P30 P30L P30S *This is the...HKP-17227$45.99 -
Out Of Stock
HK45, USP New Style Hammer Strut
H&K Heckler & Koch
$12.95H&K HK USP/45 New Style Hammer Strut Compatible With: HK USP 45 HK USP 40 HK USP 9mm HK USP Tactical, Elite, Expert HK45 HK45 TacticalHKP-01250$12.95 -
HK G36, SL8 Firing Pin
GSG9
$28.95HK G36, G36K, G36C & SL8 Firing Pin - USA A must have spare part for all G36 models. Made in the USA. Fully machined and nitrided for superior strength. Compatible With: G36 G36K G36C SL8HKP-18256$28.95 -
HK USP, HK45, UMP Flash Hider - .45 ACP - 5 Prong - Threaded 16x1 LH
HKP HK Parts
$99.95HK USP, UMP, HK45 Flash Hider - .45 ACP - 5 Prong - Threaded 16x1 LH 5 prong flash hider for .45 ACP firearms featuring a 16x1 LH threaded barrel. No timing/shims necessary. Compatible With the Following Firearms Threaded 16x1 LH: HK UMP/USC HK45...HKP-02637$99.95 -
HK91, G3 SEF Navy Style Trigger Housing - Push Pin
H&K Heckler & Koch
$74.95H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Push Pin This German-made Heckler & Koch housing comes in black polymer. This part is compatible with all push pin G3 style firearms. It can also be used for other...HKP-01757$74.95 -
B&T MP5 TL-99A1 Tri-Rail Handguard
B&T Brugger & Thomet
$234.95B&T MP5 TL-99A1 Tri-Rail Handguard This handguard for the MP5 has a total of three NAR-Picatinny Rails; one on each side and one on the bottom. Specifications: Color: Black Height max: 55.8 mm Length max: 164.5 mm Length of right rail:...HKP-16904$234.95 -
R3D 2.0 Night Sights - Green
XS Sights
$127.95XS Sight Systems R3D 2.0 Night Sights - Green Their second-generation R3D night sights are engineered to give you a brighter stronger set of sights. Easily install their sights with a set that requires 50% less force for installation. R3D sights are...HKP-21454$127.95