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 P30L, P30LS Compensator V2 - Quick Detach
HKP HK Parts
Now: $119.96Was: $149.95HKP Quick Detach Compensator V2 for HK P30L and HK P30LS 9mm and .40 S&W Easy on, easy off - Quick Detach technology. The HK Parts P30L Comp Weight™ is the world's first quick detach Comp Weight™,...HKP-18083Now: $119.96Was: $149.95 -
Out Of Stock
HK416 E1, MR556 Charging Handle - Ambidextrous
H&K Heckler & Koch
$129.95H&K HK MR556/416 E1 Charging Handle - Ambidextrous HK's design boasts a smooth & easy to release latch with an enhanced oversized charging handle. Compatible With:HKP-01959$129.95 -
Out Of Stock
HK MP5, MP5K Magazine Release Paddle - Anti-Rattle Roller-Tip - 9mm
H&K Heckler & Koch
$64.95Heckler and Koch Anti-Rattle Roller Tipped "Paddle" Magazine Release for HK MP5, MP5K Factory German made Paddle mag release for all 9mm MP5, MP5K HK builds. Our parts are made by HK in Germany and...HKP-00117$64.95 -
HK MP5, HK33, HK53, HK93 Trigger Housing - SEF Navy - Polymer - Push Pin - 9mm, 5.56 / .223
H&K Heckler & Koch
$129.95H&K MP5 & 93/53/33 (9mm & 5.56/.223) SEF Navy Style Polymer Housing - Push Pin Upgrade your older SEF contoured trigger pack with this Navy Style polymer housing, designed to enhance the look and...HKP-02462$129.95 -
On Sale
HK45C Rail Mount Compensator
HKP HK Parts
Now: $101.21Was: $189.95HKP HK45C .45 Rail Mount Compensator Specifications: Length: 4 inches Height: 2 1/2 inches Weight: 5 oz.HKP-20598Now: $101.21Was: $189.95 -
HK SEF Short Axle Selector Lever For Metal Trigger Housings Only
HKP HK Parts
$19.95HKP SEF Short Axle Selector Lever For Metal Trigger Housings Only HK German steel SEF selector lever. Please note that the polymer (plastic) style SEF housing uses the longer axle SEF selector lever...HKP-17910$19.95 -
On Sale
HK MP5 Recoil Spring - Enhanced
HKP HK Parts
Now: $13.56Was: $16.95HKP HK MP5 Enhanced Recoil Spring The HK Parts enhanced recoil spring offers a 5% increase in strength over the factory MP5 spring. Ideal for high round count firearms, suppressed setups, or simply...HKP-22209Now: $13.56Was: $16.95 -
HK VP9SK Tactical Complete Recoil Spring Assembly
H&K Heckler & Koch
$106.99HK German VP9SK - Recoil Spring Assembly Complete New recoil spring assembly for all HK VP9SK models. Made in Germany. Compatible With: HK VP9SK Tacticalhkp-18384$106.99 -
HK VP9CC 10RD Magazine With Extended Base Plate
H&K Heckler & Koch
$58.95Heckler and Koch VP9CC Magazine 10 Round with Extended Base Plate Magazine for Heckler and Koch VP9CC pistols designed to hold 10 rounds. Provides reliable feeding and extended grip length via the...HKP-22702$58.95 -
HK MP5, SP5 Replacement Parts Kit
HKP HK Parts / Heckler & Koch
$229.95HK / HKP MP5, SP5 Replacement Parts Kit This kit has the the most commonly worn parts needed to keep your precious MP5/MP5K going. Our German and U.S. spare parts kit has everything you will need to...HKP-20919$229.95 -
HK33, HK91, G3 Triple Frame Front Sight Tower
H&K Heckler & Koch
$19.95Front Sight Tower Triple Frame G3/33 - German G3 triple frame all steel factory German front sight tower. Perfect for HK builds as well as HK-AK style sight conversions and builds. Compatible With:HKP-18778$19.95 -
Out Of Stock
HK MP5, MP5K Magazine Release Set
H&K Heckler & Koch
$184.95Heckler and Koch Magazine Release Set for HK MP5 and HK MP5K This is the complete magazine release kit that includes both the paddle mag release and standard left-to-right mag release on your HK 9mm...HKP-02402$184.95