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, P30, P2000 Backstrap Pin Punch
H&K Heckler & Koch
$9.95H&K VP/P30/P2000 Backstrap Pin Punch Pin punch designed for removing and installing the backstrap pin on select H&K pistol models. Sized at 7/64", this tool ensures a proper fit without damaging the frame or pin. Compatible With HK VP9/VP9SK HK...HKP-21973$9.95 -
On Sale
HK VP9 Optic Plate #5 - Burris FastFire, Vortex Viper / Venom - Red Dot Pistol Mount - Steel
HKP HK Parts
Now: $29.95Was: $49.95HK VP9 #5 Optics Plate for Burris FastFire Steel VP9 optic plate to mount the Burris FastFire. Made in the USA. Compatible With: Burris FastFire 2 & 3, Vortex Viper and Venom, & ADE Advanced RD3-015 HK VP9 OR, VP9 Tactical OR HK VP9L...HKP-19544Now: $29.95Was: $49.95 -
B&T Quick Detach Polymer Unigrip - Black
B&T Brugger & Thomet
$75.00B&T Quick Detach Polymer Unigrip This simple foregrip is designed to be mounted on the NAR/Picatinny rail of the firearm. The grip features an integrated storage compartment. Specifications: Color: Black Length: 5" (130mm) Weight: 113g Material:...HKP-18102$75.00 -
$8.95 -
HK VP9L International Holster
Comp-Tac
$79.95 - $86.95Comp-Tac HK VP9L International Holster The International is an outside the waistband holster with a modular mounting design giving the user 16 holster options in 1. Designed to be worn at 3:00 this holsters is perfect for competition shooting, concealed...HKP-19092-M$79.95 - $86.95 -
Geissele HK 416 Super Modular M-LOK 10.5" Rail - DDC
Geissele
$504.0010.5" HK416 Handguard M-LOK The Super Modular Rail HK416 MK15 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and modularity...HKP-19805$504.00 -
HK P30, VP9 Magazine Extension Kit - +10
HKP HK Parts
$64.95HKP + 10 HK P30, VP9 Magazine Extension Kit HK Parts +10 magazine extension kit adds 10 additional rounds to the HK VP9/P30 magazine with the simple swap of the floor plate and highly reliable mag spring. This is an easy 2 minute...HKP-19455-M$64.95 -
HK45 Compact Barrel - .45 ACP - 3.94" - Non-threaded
H&K Heckler & Koch
$234.95HK45C German Barrel Genuine Heckler & Koch HK45 Compact standard length, non-threaded, factory barrel. This is a great item to have as a spare.HKP-01641$234.95 -
Out Of Stock
HK Mark 23 Barrel - .45 ACP - 5.38" - Non-Threaded
RCM
$250.00RCM HK Mark 23 .45 ACP Flush Fit Barrel - Non-Threaded This custom-made barrel is expertly crafted from ordnance-grade steel, heat-treated, and finished with a highly desirable nitride coating. Designed specifically for the HK Mark 23 .45 pistol, it...HKP-17622$250.00 -
HK45C, USPC Magazine Floorplate - .45 ACP - 8 Round - Rubberized
H&K Heckler & Koch
$19.95H&K 8 Round HK USPC/45C 45 Magazine Floorplate This item is the new rubberized version, built to reduce breakage when dropped. Compatible With: HK45C 8 Rounds USPC 8 RoundsHKP-02212$19.95 -
HK USP Tactical Magazine - 9mm - 31 Round
H&K Heckler & Koch
$149.00H&K 31 Round HK USP 9mm Tactical Magazine HK German manufactured for the USP 9mm full-size pistol. Holds 31 rounds of 9mm ammunition. Compatible With: HK USP 9mm full-size Variants HK USP .40 (reduced capacity vs 9mm) Will NOT work in...HKP-00302-M$149.00 -
HK USP Compact Right to Left Handed Control Lever V2, V6, V10
H&K Heckler & Koch
$39.95For Variant 2, 6, And 10 - Right Side Selector Lever For Left Handed Shooter The lever you need to swap right to left-handed Compatible With: HK USP Compact 9mm HK USP Compact .40 Cal / .357 Sig HK USP Compact .45 Cal HK USPC...HKP-01434$39.95