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 P30L Lightcomp™
HKP HK Parts
$387.95HKP P30L Lightcomp™ (Patent Pending) Traditionally, adding a compensator and a weapon light to your pistol would require purchasing the light and the comp. In a perfect world, that combo would...HKP-21427$387.95 -
HK MP5, G3, HK93 Grip Wrap - Granulate - Navy Style Lower
Talon Grip
$19.99Talon Grip HK Navy Style Lower Pistol Grip Granulate - Black TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence...HKP-20230$19.99 -
HK MP5K Trigger Housing - SEF Navy - Clipped and Pinned - 9mm - USED
H&K Heckler & Koch
$99.95H&K Heckler and Koch SEF Navy Style Clipped and Pinned Trigger Housing - USED for HK MP5K 9mm In used but good condition. Each German HK housing will have someHKP-19850$99.95 -
Out Of Stock
HK UMP Barrel - .45 ACP - 8" - Threaded 16x1 LH with 3 Lug
HDPS
$399.95HK UMP .45 ACP Barrel - Threaded 16x1 LH - 3-Lug New USA made .45 ACP 8" barrel for the UMP or Omega firearms. Each barrel is threaded 16x1 LH and 3-lug tipped. The finest barrel for the UMP .45 ACP...HKP-18678$399.95 -
On Sale
PTR Spec Tac Latch
Other
Now: $62.96Was: $69.95Tac Latch (latest Generation) PTR Spec - PTR .308 Firearms The new updated style of Tac latch is made specifically for the PTR 91 .308 receiver and will require very little modification to the...HKP-17611Now: $62.96Was: $69.95 -
HK MP5, SP5 Rear Sight Assembly Sets, Complete - All 7 Pieces
H&K Heckler & Koch
$129.95MP5, SP5, MP5K, & SP5K Rear Sight Set Complete - German HK Each rear sight set includes the entire rear sight assembly & all the mounting hardware for the complete MP5 rear sight assembly. Each Set...HKP-02531$129.95 -
HK91, G3 20 Round Magazine - Steel - Refinished
H&K Heckler & Koch
$57.95HK German 20 Round Steel Magazine - Refinished HK G3 factory steel 20-round magazine, expertly restored to its former glory. This magazine has been meticulously refinished inside and out, featuring a...HKP-21587$57.95 -
On Sale
HK VP9, P30, P2000, P2000SK, USPC Magazine Pouch - Single - 9mm and .40 S&W - PLM
Comp-Tac
Now: $35.96Was: $39.95Single Magazine Pouch - PLM - VP9, P2000, USPC The Single Magazine Pouch - PLM is an all Kydex® magazine pouch which gives a smooth friction free surface perfect for a quick reload. The Single...HKP-19866Now: $35.96Was: $39.95 -
HK45C, USPC Magazine Extension - 12 Round - Red
HKP HK Parts
$84.95HKP 12 Round HK 45C, HK USPC .45 ACP Magazine - Red HK Parts magazine extension +4 adds 4 additional rounds to the HK45C, 8 round magazine. Each unit is then fully assembled as a 12 round HK45C...HKP-18673$84.95 -
HK417, MR762, G28 Slimline Retractable Buttstock - RAL8000
H&K Heckler & Koch
$146.95Heckler and Koch Slimline Buttstock - RAL 8K New from HK Germany the slim line retractable buttstock fits all MR762, HK 417 buffer tubes. Marked with the HK logo and issued on specialized HK 417,...HKP-17136$146.95 -
HK45C, HK45CT Barrel - .45 ACP - 4.5" - Threaded 16x1 LH
H&K Heckler & Koch
$299.95Heckler and Koch HK45 Compact Tactical Barrel - Threaded 16x1 LH New HK German HK45C threaded tactical barrel. A drop in barrel for the HK45 compact firearm. Features: Heckler and Koch GenuinHKP-01036$299.95 -
Out Of Stock
HK45 Tactical Barrel - .45 ACP - 5.15" - Threaded .578x28 RH
RCM
$250.00RCM HK45 .45 ACP Tactical Barrel - Threaded .578x28 RH HK45 & HK45 Tactical threaded barrel compatible with a variety of flash hiders and sound suppressors. Unlike the factory HK45 Tactical barrel,...HKP-17446$250.00