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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On Sale
HK MP5 Gen 1 Handguard Weapon Light - Used
B&T Brugger & Thomet
Now: $244.95Was: $399.95B&T HK MP5 Gen 1 Handguard Weapon Light - Used B&T model TL99 LED light handguard for HK MP5, 94 models. Each unit handguard is built with the integrated tactical light. Specifications: High intensity torch light Focused beam 2 additional rail...HKP-19606Now: $244.95Was: $399.95 -
On Sale
HK MP5F Parts Kit 3 Position Navy A3 - RARE
H&K Heckler & Koch
Now: $3,234.95Was: $3,599.95H&K MP5F Parts Kit 3 Position Navy A3 - RARE HK German MP5F A3 9mm Parts Kit Complete - USED 100% GERMAN HK MP5F correct parts the real deal and the most sought after parts kit available (Minus Receiver Of Course). Includes: 100% German Parts HK...HKP-19559Now: $3,234.95Was: $3,599.95 -
On Sale
HK MP5 628 Handguard - Momentary and Switch - Surefire - USED
Surefire
Now: $397.95Was: $499.95Surefire 628 switch forearm Condition: Used ONLY 1 UNIT AVAILABLE - AS PICTURED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Surefire 628 switch forearm. All units have been tested and fully functional...HKP-19404-USEDNow: $397.95Was: $499.95 -
HK 45 Fiber Sight - Red
Trijicon
$68.95Trijicon HK 45 Fiber Sight - Red Trijicon's Fiber Sights are great for competition and carry alike. The sight bodies are machined and phosphated steel to provide exceptional durability that will hold up under heavy use. For wicked fast acquisition, the...HKP-19388$68.95 -
HK MR762 Drop Safety Catch Pin
H&K Heckler & Koch
$4.95H&K HK MR762 Drop Safety Catch Pin Compatible With: HK MR762HKP-16617$4.95 -
Out Of Stock
HK P9S Barrel - 9mm
H&K Heckler & Koch
$899.95H&K HK P9S 9mm Barrel No longer made or available. Last call on this rare and no longer made offering. We have the last of these barrels to ever be offered.HKP-17655$899.95 -
HK P7M8, P7M10, P7M13 Rear Sight Screw
H&K Heckler & Koch
$9.95Rear Sight Screw Compatible With: P7M8 P7M10 P7M13HKP-01397$9.95 -
$11.99 -
HK P30SK Grip Panel Left Side - Small
H&K Heckler & Koch
$17.95H&K P30SK Left Side Grip Panel - Small - Black Compatible With: HK P30SKHKP-18074$17.95 -
HK P30, P30L Control Latch
H&K Heckler & Koch
$8.95New HK German Control Latch For HK P30, P30L Pistols. Compatible With: HK P30 HK P30LHKP-02600$8.95 -
HK P2000SK Barrel - .40 S&W - 3.89" - Threaded 14.5x1 LH
RCM
$225.00RCM HK P2000SK .40 S&W Barrel - Threaded 14.5x1 LH Each P2000 SK tactical barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded replacement barrel for...HKP-16943$225.00 -
Out Of Stock
HK P2000 .357 SIG Incomplete Slide
H&K Heckler & Koch
$599.95HK P2000 .357 SIG Incomplete SlideHKP-02645$599.95