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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Out Of Stock
HK VP9 Match SCS Slide Kit
H&K Heckler & Koch
$755.00H&K VP9 Match SCS Slide Kit Upgrade your VP9 with precision and performance using the H&K VP9 Match SCS Slide Kit. This factory upgrade includes a precision-machined match slide, extended barrel, and...HKP-21911$755.00 -
HK VP9 Tactical Holster, Lever, and Compensator - RH
Comp-Tac
$89.95Comp-Tac HK VP9 Lever + Compensator + Align Tactical Holster – Right Hand This custom made Comp-Tac International OWB holster is for your HK VP9L pistol and it that allows you to have the align...HKP-20978$89.95 -
HK G36, SL8 Firing Pin - All Variants
H&K Heckler & Koch
$59.95HK German G36/SL8 Firing Pin This is a great spare to have on hand. The firing pin fits all G36, G36K, G36C & SL8 variants. Compatible With: HK G36/G36K/G36CHKP-00289$59.95 -
HK VP9, VP9SK, VP40 Polymer Support Sleeve
H&K Heckler & Koch
$8.95H&K HK VP9/VP9SK, VP40 Polymer Support Sleeve - Black New HK German VP9 & VP40 support sleeve made of polymer. A great replacement part to have on hand as they are easily marred when you depress the...HKP-16830$8.95 -
HK VP9, VP9SK, VP40 Sear Release Catch
H&K Heckler & Koch
$7.95Sear Release Catch HK VP9, VP40 Compatible With: HK VP9 HK VP9A1 FHKP-16798$7.95 -
HK417, MR762 Handguard - Picatinny Quad Rail - 9"
H&K Heckler & Koch
$457.95H&K MR762/417 Picatinny Quad Rail Handguard - 9" Factory HK German MR762, HK417 handguard with mounting screws. Compatible With: HK MR762 A1, A4 HK417HKP-16629$457.95 -
Barrel Bore Cleaning Brush - 9mm / 10mm / .40 S&W
$13.95Universal Bore Cleaning Brush - 9mm/10mm/.40 S&W The HK combination brush was designed exclusively to clean the HK 9mm and 10mm fluted chamber and bore with one easy stroke. This brush has brass and...HKP-00917$13.95 -
HK MP5SD Parts Kit - Pistol Build - 9mm - Receiver Flat and Weldment Set
HKP HK Parts
$2,249.95HKP HK MP5SD Kit - Pistol Build - 9mm MP5SD 9mm parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance parts. This is...HKP-18052$2,249.95 -
HK VP9 A1, P30 Magazine - 10 Round
H&K Heckler & Koch
$59.95Heckler and Koch VP9 A1 10-Round Steel Magazine - 9mm Factory steel 10-round magazine for HK VP9 pistols. The A1 magazine is just like the original VP9 magazine but features grooves in the base plate...HKP-22302$59.95 -
Out Of Stock
HK SP5K Bolt Group - Suppressed - Full Auto - Spec
RCM
$409.95RCM HK SP5K Spec Suppressed Bolt Group- Full Auto The RCM SP5K Suppressed bolt group is expertly engineered for operating in full auto while suppressed. Although designed as a full-auto bolt group,...HKP-22323$409.95 -
HK VP9 Ghost Comp - Threaded 1/2x28
HKP HK Parts
$109.95HKP HK VP9 Ghost Comp - Minimalist - Threaded 1/2 x 28 The HKP Ghost Comp is a compact option for shooters that desire recoil mitigation like found on our full-size comps, but in a smaller package...HKP-22213$109.95 -
On Sale
HK VP9SK Magwell - Low Profile
HKP HK Parts
Now: $38.22Was: $59.95HKP HK VP9SK Low Profile Magwell Low profile, every day carry magwell for the HK VP9SK pistol. For those that would like the enhancements and competitive advantage a mag well offers without the...HKP-21456-MNow: $38.22Was: $59.95