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
UZI Magazine - 32 Round - New Old Stock
IMI
Now: $29.95Was: $59.95Uzi 32 Round 9mm Magazine - IMI Licensed - Mec-Gar Manufacture Made in Italy by the renowned Mec-Gar magazine manufacturing company with IMI Licensing. An all-steel production and a blued finish to help protect it against rust. These are the last...HKP-21230Now: $29.95Was: $59.95 -
HK P7 PSP, P7M8 Magazine Spring - 9mm - 8 Round
H&K Heckler & Koch
$8.958 Round HK P7 PSP & P7M8 9mm Magazine Spring Compatible With: P7 PSP P7M8HKP-01357$8.95 -
Out Of Stock
HK UMP Parts Kit - .45 ACP
HKP HK Parts
$1,299.95H&K UMP Parts Kit - .45 ACP The HK Parts UMP parts kit includes everything needed to build out an iconic HK UMP from a stripped receiver. Guaranteed to be the most cost-effective way to get your hands on a complete UMP when paired up with the...HKP-21433$1,299.95 -
HK33, HK93, HK91, G3 Grips for Metal Frames - Plastic
EBO
$24.95Black Plastic Grips For Metal Grip Frames New Factory HK Contract metal grip. It is no longer in production and hard to find. Compatible With: HKG3 HK91 HK93 HK33HKP-00526$24.95 -
HK MP5, HK94, MP5K, SP89 Firing Pin - Titanium
HKP HK Parts
$49.95HK Parts Titanium Firing Pin for HK MP5, HK MP5K, HK94, and HK SP89 Grade 6 Titanium firing pin. Each was made using the factory HK specifications from original HK German blueprints. This is the finest US made Titanium firing pin available anywhere, at...HKP-17601$49.95 -
HK Men's Shirt - Short Sleeve - Bundesadler - Black
HKP HK Parts
$19.95HKP Mens Short Sleeve Bundesadler Shirt - Black Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: 100% Cotton High-fidelity DTG...HKP-21177-M$19.95 -
HK91, G3, HK33, HK53, HK93 Cocking Handle Spring
HKP HK Parts
$3.95HKP Cocking Handle Spring The cocking handle spring is a medium wear component and should be replaced intermittently. Grab a spare to keep with your maintenance gear in case of failure in the field too. Compatible With: HK G3, 91, PTR91 HK...HKP-02465$3.95 -
HK G36, SL8 Handguard Rail - Bottom - 6"
HKP HK Parts
$27.95G36 & HK SL8 6" Bottom Rail Fits the SL8 and G36 full-size forearms. This item is just over 6" in overall length and is made from aircraft-grade aluminum. Comes with the screws needed for installation. From the center of the screw holes, there are...HKP-00285$27.95 -
On Sale
HK USP9, USP40 Compensator
HKP HK Parts
Now: $99.95Was: $199.95HK Parts Compensator for HK USP The HK Parts HK USP compensator will add a sleek and tactical look to your USP. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and therefore...HKP-20813Now: $99.95Was: $199.95 -
HK USP, USPC Bench Mat
HKP HK Parts
$13.95HKP HK Parts Bench Mat for HK USP and HKUSP Compact This isn't your ordinary gun cleaning mat! Show your pride for your firearm while using this high quality neoprene rubber backed and cloth top gun cleaning mat to protect your gun bench, desk, kitchen...HKP-17109$13.95 -
HK USP, USP Tactical, USP Expert Complete Recoil Assembly
H&K Heckler & Koch
$94.95H&K HK USP/ Tactical/ Expert Complete Recoil Assembly Brand new factory German manufacture. Compatible With: HK USP 45 Tactical HK USP 45 Expert HK USP 45 Elite Tech Note: The USP Tactical recoil assembly can be used in a standard USP 45 without...HKP-01160$94.95 -
HK G36C, G36K Tri-Rail Set - Complete
UTG
$64.95UTG 1 Long and 2 Short Rail Rail Set for HK G36C, G36K, G36 .22LR Three-piece Picatinny rail set for G36-pattern handguards or forearms with built-in rail mounting points. Includes bottom, left, and right aluminum rails, along with mounting screws and...HKP-00272$64.95