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 MP7 Charging Handle - Extended
H&K Heckler & Koch
$59.99HK MP7 Extended Charging Handle HK German Factory New Extended Charging Handle Compatible With: MP7 MP7A1 MP7A2HKP-18784$59.99 -
HK45, HK45T Firing Pin
H&K Heckler & Koch
$45.99HK 45 & 45 Tactical Firing Pin A must-have spare part for your HK45 pistol. Compatible With: HK45 HK45 TacticalHKP-02221$45.99 -
HK P7 Series Trigger Pin - Cylindrical
H&K Heckler & Koch
$8.95Heckler and Koch Trigger Pin aka Cylindrical Pin for the HK P7 Series Compatible With: P7PSP P7M8 P7M10 P7M13HKP-01319$8.95 -
On Sale
HK P7M8, P7M10, P7M13 Sight Set - Fiber Optic
Hi-Viz
Now: $47.95Was: $59.95Hi-Viz Fiber Optic Sight Set for HK P7M8, P7M10, P7M13 Fiber optic sight set for HK P7-series pistols. The set includes a green rear sight and an interchangeable fiber-optic front sight with red and green Litepipes, plus a rotating carry case. ...HKP-16937Now: $47.95Was: $59.95 -
HK Mark 23 Roll Pin Right Safety Lever
H&K Heckler & Koch
$7.95HK Mark 23 Roll Pin Right Safety Lever New HK German nickel plated 1.5 X 9mm roll pin to hold the right side of the selector lever to the axle of the left side control lever. Compatible With: HK Mark 23 HK SOCOM .45HKP-01813$7.95 -
HK Mark 23 7.1mm +4 Rear Sight
H&K Heckler & Koch
$44.95HK Mark 23 Rear Sight - 7.1mm 7.1mm - +4mm Each (+) raises the POI by 2", each (-) lowers it by 2". Other Rear Sight heights: 5.5mm (-8) 5.9mm (-4) 6.3mm (standard) 6.7mm (+2) 7.1mm (+4) 7.5mm (+6)HKP-16651$44.95 -
$6.95 -
HK P2000SK Magazine Housing - .40 S&W - 9 Round
H&K Heckler & Koch
$24.95Heckler and Koch 9 Round .40 S&W Magazine Housing for HK P2000SKHKP-18142$24.95 -
Out Of Stock
HK P2000,P2000SK HK09 Night Sight Set - Orange
Trijicon
$149.95Trijicon HK P2000/P2000SK HK09 Night Sight Set - Orange Trijicon Bright & Tough Night Sights are three-dot iron sights that increase night-fire shooting accuracy five times over conventional sights. Equally impressive, they do so with the same speed...HKP-08799$149.95 -
HK USP Firing Pin Block - Old Style
H&K Heckler & Koch
$29.95HK USP Series Old Style Firing Pin Block Compatible With: HK USP 45 HK USP 40 HK USP 9mm HK USP Compact 9mm HK USP Compact 357 HK USP Compact 40 HK USP Compact 45HKP-01926$29.95 -
Out Of StockOn Sale
HK416 E1 Buttstock and Buffer Tube Combo - Commercial OTB
H&K Heckler & Koch
Now: $392.95Was: $469.95Heckler and Koch's E1 Buttstock and OTB Buffer Tube Combo - Commercial for HK416 Genuine HK416 E1 commercial buttstock with the new style marine environment "over the beach" buffer tube. Buffer tube has ball bearing rollers to tighten the buttstock...HKP-18361Now: $392.95Was: $469.95 -
HK G36 Hammer Spring - Right Side
H&K Heckler & Koch
$8.95HK G36 Right Side Lower Hammer SpringHKP-01857$8.95