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 Facemount KeyMount - KeyMicro - 360 1/2x28
JMAC Customs
Now: $94.46Was: $104.95JMAC Customs 360 1/2x28 Facemount KeyMount (KeyMicro) With the advancement of suppressor technology and the popularity of the KeyMount mounting system, the 360-28F was designed to allow users to...HKP-20141Now: $94.46Was: $104.95 -
On Sale
HK VP9, P30 Magazine - 22 Round - Red - 9mm
HKP HK Parts / Heckler & Koch
Now: $80.96Was: $89.95Heckler and Koch Complete 22 Round Magazine with HK PARTS Red Magazine Extension for 9mm HK VP9 and HK P30 HK Parts +7 alloy magazine extension coupled with an HK 15 rHKP-19842Now: $80.96Was: $89.95 -
On Sale
HK417 Trigger - Geissele SSF
Geissele
Now: $440.96Was: $489.95HK417 SSF Trigger- Geissele The Geissele Super Select-Fire (SSF) HK417 trigger is a select-fire combat trigger that Geissele Automatics developed for the U.S. Special Operations Community. The HK417...HKP-16478Now: $440.96Was: $489.95 -
HK MP7 Charging Handle - Extended
H&K Heckler & Koch
$59.99HK MP7 Extended Charging Handle HK German Factory New Extended Charging Handle Compatible With: MP7 MP7A1HKP-18784$59.99 -
On Sale
HK Mark 23 Flash Hider - 4 Prong - Threaded 9/16x24 RH
USA
Now: $71.96Was: $79.95HK Parts .45 ACP 4 Prong Flash Hider Threaded 9/16x24 RH for HK Mark 23 The 9/16x24 RH Thread 4 Prong Flash Hider is built to the highest standards. Each flash hider adds a neat look and feel while...HKP-02187Now: $71.96Was: $79.95 -
HK45, HK45 Compact Extractor
H&K Heckler & Koch
$49.95German HK45 & HK45C Extractor - New A great spare and replacement part to have. Compatible With: HK45 Tactical HK45HKP-01298$49.95 -
HK Mark 23 Slide Release Lever
H&K Heckler & Koch
$82.99HK Mark 23 Slide Release Lever Brand new HK German manufacture. Compatible with all HK Mark 23 and SOCOM Pistols.HKP-01596$82.99 -
HK VP9, P30, HK45 Front Sight 6.5mm - Green
H&K Heckler & Koch
$44.95Heckler and Koch HK VP, P30, HK45 Front Sight 6.5mm - Green Compatible With: HK VP9, VP9SK, VP4HKP-02263$44.95 -
HK P30SK Backstrap - Small - Black
H&K Heckler & Koch
$29.95H&K P30SK Backstrap - Small - Black Compatible With: HK P30SKHKP-18081$29.95 -
HK P Series Disconnector
H&K Heckler & Koch
$6.95Heckler and Koch HK P Series Disconnector Compatible With These Models In 9mm, .40 S&W, & .357 SIG: HK P30 HK P30L <HKP-01794$6.95 -
HK P2000 Backstrap with Safety - Large - Black
H&K Heckler & Koch
$39.95Heckler and Koch P2000 Back Strap with Safety - Large - Black Perfect for those with large hands. Compatible With: HK P2000HKP-01572$39.95 -
HK P2000 Backstrap with Safety - Medium - Black
H&K Heckler & Koch
$44.95Heckler and Koch P2000 Backstrap with Safety - Medium - Black Compatible With: HK P2000 Note: This will not fit the SK models butHKP-01566$44.95