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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B&T TP9, MP9 Brass Catcher - Quick Detach- Polymer
B&T Brugger & Thomet
$197.95B&T TP9/MP9 Polymer Quick Detach Brass Catcher This is the new style brass catcher that only fits new style TP9 top covers. Specifications:HKP-17286$197.95 -
HK MP5, HK94, HK53, Slimline Handguard - Used - Factory
H&K Heckler & Koch
$199.95H&K HK MP5, 94, 53 Factory Slimline Forearm - Rare - Like new Like new and rare Heckler & Koch Genuine HK94/MP5 slimline forearm date coded, in excellent condition. This rare and sought-after part...HKP-01720$199.95 -
HK VP9, VP40 Grip Panel Right Side - Large - FDE
H&K Heckler & Koch
$16.95H&K VP9, VP40 Grip Panel Right Side - Large - FDE New HK German manufactured. Right side, large size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. CompatibleHKP-18117$16.95 -
HK VP9, VP40 Backstrap - Small - OD Green
H&K Heckler & Koch
$24.95H&K VP9, VP40 Backstrap - Small - OD Green New HK German Manufactured Compatible With: HK VP9 HK VP40HKP-18839$24.95 -
HK USP Expert Barrel - .40 ACP - 5.19"
H&K Heckler & Koch
$639.95New HK German Factory USP Expert .40 Barrel This barrel will fit a stock USP .40 full-size pistol but will extend out the front of the slide for those who want to use a Comp Weight? or need a longer...HKP-01472$639.95 -
HK P7 PSP Magazine Catch
H&K Heckler & Koch
$27.95HK P7 PSP Magazine Catch Compatible With: PSPHKP-01344$27.95 -
HK Mark 23 Magazine Release Spring
H&K Heckler & Koch
$10.95Heckler and Koch Magazine Release Spring for HK Mark 23 Compatible with: Mark 23HKP-01789$10.95 -
HK VP9, P30, HK45C TFX™ Optic Sights - Day and Night - Tritium / Fiber
Truglo
$139.95TRUGLO TFX™ Tritium and Fiber-Optic Sights for HK VP9, VP40, P30 and HK45 Pistols TRUGLO TFX sights combine fiber-optic sights with tritium night sights to provide a bright sight picture during the...HKP-17654-M$139.95 -
On Sale
HK P2000 Tactical Barrel - .40 S&W - 4.28" - Threaded 9/16x24 RH
RCM
Now: $168.75Was: $225.00RCM HK P2000 .40 S&W Tactical Barrel - Threaded 9/16x24 RH Each P2000 .40 S&W tactical barrel is crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. It is...HKP-16709Now: $168.75Was: $225.00 -
HK P Series Hammer Axle
H&K Heckler & Koch
$56.95HK P Series Hammer Axle Compatible With These Models In 9mm, .40 S&W, & .357 SIG: HK P2000 HK P2000SKHKP-01797$56.95 -
Out Of Stock
HK USP Control Decock Only V4 Safety Lever
H&K Heckler & Koch
$49.95H&K HK USP Control Decock Only V4 Safety Lever Lever for left-handers to have the de-cocker (no safety) function. The control lever fits on the right side of the frame. Compatible With: HK USP...HKP-01417$49.95 -
HK USP Firing Pin - New Style - Titanium
HKP HK Parts
$49.95HKP HK USP New Style Titanium Firing Pin A solid billet CNC offering at 40+% lighter than comparable steel firing pins. Our titanium firing pins travel faster in the slide, delivering a quicker lock...HKP-17826$49.95