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 VP9, VP9SK, VP40 Safety Clamp
H&K Heckler & Koch
$9.95H&K HK VP9/VP9SK, VP40 Safety Clamp - Black Genuine H&K safety clamp. Compatible With: HK VP9 HK VP9SK HK VP40 HK VP9A1 F HK VP9A1 KHKP-16795$9.95 -
Out Of Stock
HK USP, USPT Magazine - .45 ACP - 12 Round - Standard Floorplate
H&K Heckler & Koch
$59.0012 Round HK USP .45 ACP Standard Floorplate Magazine New HK German USP 45 12-round magazine with standard floor plate (no extended finger rest) as this mag sits flush. Compatible With: HK USP .45 Full-Size Pistols HK USP .45 TacticalHKP-02374$59.00 -
HK MP5K, AP5-P Vertical Foregrip
MKE
$44.95MKE Made Vertical Foregrip MKE vertical grip for the HK MP5K models. Compatible With: HK MP5K, SP89 HK SP5K Century AP5-P, AP5-M In-spec clones and custom buildsHKP-22471$44.95 -
HK VP9, VP40, P30, P30L, P2000 Mag Pouch - Twin Paddle
Comp-Tac
$77.95Comp-Tac HK VP9, HK VP40, HK P30/P30L, HK P2000 Twin Paddle Mag Pouch The Comp-Tac Twin Magazine Paddle pouch is an outside the waistband holder that carries two magazines attached together. Designed to be worn at 9:00 for a right handed shooter this is...HKP-18398$77.95 -
HK MP5, MP5K Flash Hider - A2 Style - 3-Lug - 9mm
HKP HK Parts
$99.95MP5, MP5K Flash Hider - A2 Style - 3-Lug - 9mm Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This flash hider does not require the of threads as it attached to the 3 lug tip. Also a great addition for any of 3 lug barrels...HKP-19520$99.95 -
HK MP5K, SP5K, SP89 Handguard with Handstop
H&K Heckler & Koch
$69.95HK SP5K Handguard Factory over-the-muzzle forearm for the MP5K platform. Compatible With: HK MP5K, SP5K, SP89 In spec. clones and custom buildsHKP-18063$69.95 -
HK MP5, HK94 Trigger Group - 9mm - 2 Position Navy Housing 0,1 - Safe, Semi Only
HKP HK Parts / Heckler & Koch
$649.95HKP MP5 & HK94 9mm Trigger Group 2 Position Navy Housing 0,1 - Safe, Semi Only A lower cost alternative to the hard-to-find German HK FBI or 0,1 ambidextrous trigger groups. Now, for the first time, we have the popular ambidextrous trigger group...HKP-17238$649.95 -
Ambi Trigger Pack - Semi Auto - 9mm - US Made 922r Parts
HKP HK Parts
$309.95HKP 9mm Ambidextrous US Made Trigger Pack - 4 U.S. 922r Parts HK MP5/94 9mm Semi-Auto Trigger Pack Complete. Assembled and ready install on your firearm. The components that count towards 4 of the 922r compliant parts include the trigger pack box,...HKP-18269$309.95 -
Out Of Stock
HK Mark 23, USP Magazine with Extension, Complete - 19 Round - .45 ACP
HKP HK Parts / Heckler & Koch
$109.95HKP HK Parts and Heckler and Koch Magazine Extension Complete 19 Round - HK Mark 23 and USP .45 Designed specifically for the Mark 23 and USP .45—perfect for those who want extra firepower at the range. Each magazine comes fully assembled and ready...HKP-21586$109.95 -
HK Sling Hardware
H&K Heckler & Koch
$4.95HK German Sling Hardware New Old Stock Slider and sling tension adjuster for HK style slings and other sling applications. Steel manufacture.HKP-19367$4.95 -
HK VP9, P30, HK45 Adjustable Match Sights Superluminova Insert - Green
H&K Heckler & Koch
$119.95H&K HK VP9, HK P30, HK 45 Adjustable Match Sights Superluminova Insert - Green LPA Match Sights with SuperLumiNova insert. Adjustable in elevation and windage (front and rear sight set) Compatible With: HK VP9, VP9SK , VP40 (excludes optic ready...HKP-18827$119.95 -
HK USPC, P2000, P2000SK Magazine Floorplate - .40 S&W - 12 Round - Finger Rest
H&K Heckler & Koch
$23.9512 Round HK P2000/USPC .40 S&W Floor Plate w/ Finger Rest This item is most commonly used as a replacement item for the HK USPC .40, P2000 12-round floor plate with finger rest but will fit the below HK pistol magazines as well...HKP-01682$23.95