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 UMP Cocking Handle - Assembly
OMEGA
$34.95Omega USC/UMP Cocking Handle Assembly Omega UMP cocking handle assembly is a great complete replacement for broken or worn out cocking handle assemblies. Everything you need for a complete...HKP-21271$34.95 -
Out Of Stock
HK P7M13 13 Round Magazine - Excellent Condition - Rare
H&K Heckler & Koch
$467.95H&K HK P7M13 13-Round Magazine - Excellent/Like New Highly coveted 13-round 9mm P7M13 magazines with the sought-after LEO markings. Despite showing some signs of wear, these magazines are in perfect...HKP-21043$467.95 -
HK MP5, SP5 Binary Trigger Group - SEF Navy - BFSIII - 9mm
FA Franklin Armory
$1,299.95Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured Complete Franklin Armory BFSIII HK-C1 binary trigger pack assembly configured in a 3-position pictogram contoured...HKP-20004-M$1,299.95 -
B&T TP9, MP9, APC Magazine - 9mm - 15 Round - Translucent
B&T Brugger & Thomet
$50.00B&T 15 Round TP9/MP9/APC 9mm Magazine - Translucent Swiss B&T manufactured 15 round magazine for the 9mm TP9, MP9 & APC. Specifications:HKP-17437$50.00 -
HK417, MR762 Rail System - DMR Free Floating
H&K Heckler & Koch
$949.95HK MR762, 417 Extended Free Floating Rail System New Heckler and Koch MR762, HK417, and G28 Extended DMR (designated marksman rifle). Forearm with flip up front sight and suppressor window Cutout...HKP-17706$949.95 -
HK G36 Backplate Complete with Recoil Assembly
H&K Heckler & Koch
$199.95HK G36 Backplate Complete With Recoil Assembly New HK German G36 Backplate with new G36/SL8 recoil buffer and recoil assembly. This assembly does include the recoil rod retaining screw. This is a...HKP-16735$199.95 -
HK MP5 LS5 Trigger Group, Complete - Semi Shelf
Lee Sporting
$549.95Lee Sporting LS5 Complete Trigger Group - MP5 Semi-shelf The LS5 trigger group from Lee Sporting is a definitive ergonomic upgrade over the OEM grip, boasting a weight reduction of 4.3oz compared to...HKP-20465$549.95 -
HK USP Grip Wrap - Granulate - 9mm / .40 S&W
Talon Grip
$19.99TALON Grip - USP Full Size 9mm/.40 - 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 so you...HKP-20282$19.99 -
On Sale
HK P2000SK Holster - Infidel Ultra Max
Comp-Tac
$57.34 - $89.95Comp-Tac HK P2000SK Infidel Ultra Max Holster The Infidel Ultra Max Holster is an Inside the Waistband Kydex and leather hybrid holster designed for concealed carry. The Infidel Ultra Max is designed...HKP-19586-M$57.34 - $89.95 -
Out Of Stock
HK45 HD Night Sight Set - Orange
Trijicon
$159.95Trijicon HK45 HD Night Sight Set - Orange The HD Night Sights were specifically created to address the needs of tactical shooters. The three dots green tritium night sight sets front sight features a...HKP-14556$159.95 -
HK P2000 9mm Recoil Spring Assembly
H&K Heckler & Koch
$105.95HK P2000 9mm Recoil Spring Assembly Spring guide rod with buffer complete. Compatible With: HK P2000 9mmHKP-01559$105.95 -
HK USP Night Sights - Green, Yellow
Meprolight
$107.99HK USP Full Size Fixed Night Sight Set Features: Unequaled Low Light Performance Brightest Night Sights Available Today Used by Military &HKP-02578$107.99