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 P2000 Compensator for Threaded Barrel
HKP HK Parts
Now: $134.95Was: $189.95HKP HK P2000 Compensator for Threaded Barrel The HK Parts P2000 Compensator will add a sleek and tactical look to your P2000. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and...HKP-20879Now: $134.95Was: $189.95 -
HK/HKP – 20 Round HK P2000 Magazine
HKP HK Parts / Heckler & Koch
$99.95HK/HKP – 20 Round HK P2000 Magazine HK P2000 +7 magazine extension coupled with a new full-size HK P2000, 13 round magazine. Each unit is then fully assembled as an 20 round HK P2000 magazine. Ideal for competitive shooters and for everyday use...HKP-20789$99.95 -
On Sale
Bolt Knob - Grenade - Titanium
Tactical Precision MFG
Now: $24.95Was: $48.99TPM - Grenade Bolt Knob - Titanium TPM grenade bolt knobs are a great way to dress up any rifle. It has a great feel and looks fantastic. Can also fit any 5/16x24 threaded bolt handle. Grenade Bolt Knob - Titanium Dimensions: 1.90" x 7/8" x...HKP-20776Now: $24.95Was: $48.99 -
On Sale
HK VP Series Curved Trigger - Gold
Lazy Wolf
Now: $94.95Was: $134.95Lazy Wolf Guns C1 Curved Gold Trigger for HK VP Series In a collaboration with Lazy Wolf Guns, HK Parts is offering premium aftermarket triggers for your HK VP9 and VP40 handguns. The drop in VP9 series trigger is the best trigger ever developed after...HKP-19654Now: $94.95Was: $134.95 -
On Sale
HK VP9SK Rail Mount Compensator for Threaded Barrel
HKP HK Parts
Now: $99.95Was: $169.95HKP VP9SK Rail Mount Compensator for Threaded Barrel Specifications: Length - 3 1/2 inches Height - 1 3/4 inches Weight - 4.8 oz. Torque: Bottom Screws - 26 inch-lbs Side Screws - 18 inch-lbs For use with threaded barrel *DO NOT USE COMPENSATOR...HKP-20535Now: $99.95Was: $169.95 -
HK PARTS, HK 22 Round HK VP9, HK P30 9mm Magazine Complete - Red
HKP HK Parts / Heckler & Koch
$89.9522 Round Magazine Complete - Red - 9mm - HK PARTS - HK VP9, HK P30 HK Parts +7 alloy magazine extension coupled with an HK 15 round factory German magazine adds 7 additional rounds total for a fully assembled 22 round HK VP9/P30 magazine. Ideal for...HKP-19842$89.95 -
On Sale
HK MP5, SP5 Parts Kit - 9mm
Now: $1,449.99Was: $1,929.95HK German MP5 made with Swiss Marked & Proofed HK MP5 Parts Kit Includes: German demilled HK front sight tower assembly and sling loop German HK cocking tube assembly complete German HK trunnion with magwell section attached to the demilled...HKP-19477Now: $1,449.99Was: $1,929.95 -
HK UMP Barrel - .45 ACP - 16.5" - Threaded 16x1 LH
HKP HK Parts
$369.95HKP HK UMP .45 ACP Barrel - Threaded 16x1 LH This new 16.5" threaded barrel is designed for the UMP or Omega firearms. A great replacement or threaded barrel upgrade. Compatible With: HK UMP .45 ACP Omega FirearmsHKP-19395$369.95 -
Out Of Stock
HK VP9, HK P30, HK 45C Fiber Optic Sight Set - Red
Trijicon
$119.95Trijicon HK VP9, HK P30, HK 45C Fiber Optic Sight Set - Red Behind Trijicon® Fiber Sights is years of engineering and manufacturing experience in producing the industry's leading night sight and fiber illuminated scopes and sights. Featuring similar...HKP-19357$119.95 -
HK417, MR762 Cartridge Extractor
H&K Heckler & Koch
$94.95H&K HK MR762/417 Cartridge Extractor Compatible With: HK MR762 HK 417HKP-16842$94.95 -
HK MR762 Ejection Door Clamping Sleeve
H&K Heckler & Koch
$4.95H&K HK MR762 Ejection Door Clamping Sleeve Compatible With: HK MR762HKP-16518$4.95 -
HK USP Expert Barrel - .40 ACP - 5.19"
H&K Heckler & Koch
$299.95New 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 barrel for the USP .40 firearm. Made in Germany with a...HKP-01472$299.95