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 VP9, P30 UMH3 Holster - Belt Loop - LH
UM Tactical
Now: $29.95Was: $65.00UM Tactical UMH3 Belt Loop LH Holster Left-handed, belt-loop holster for pistols equipped with the UM Tactical UM3 sight mount (Not included). Unlike conventional holsters, UM Tactical's UMH3 Universal Holster grips the pistol and the UM3...HKP-17506Now: $29.95Was: $65.00 -
HK P2000 Barrel - .40 S&W - 3.62"
H&K Heckler & Koch
$239.95HK factory German P2000 .40 SW 3.62" Barrel Specifications: .40 S&W Caliber 3.62 inches Genuine Heckler and Koch PartHKP-01127$239.95 -
HK P2000 Backstrap with Safety - X-Large - Black
H&K Heckler & Koch
$34.95H&K P2000 Backstrap w/ Safety - X-Large - Black Perfect for those that have large hands. Compatible With: HK P2000HKP-01568$34.95 -
HK45, USP Compact Recoil Spring Guide Rod
H&K Heckler & Koch
$39.95HK USPC & HK45 Recoil Spring Guide Rod Compatible With: HK USP Compact 9mm HK USP Compact 40 S&W HK USP Compact 357 SIG HK USP Compact LEM HK45HKP-01411$39.95 -
HK45, HK45 Compact, HK USP, USP Compact LEM Cocking Piece
H&K Heckler & Koch
$69.95HK USP/USPC/45/45C LEM Cocking Piece Compatible With All The Following LEM Models: USP Full Size USP Compacts HK45C HK45HKP-02509$69.95 -
HK USP Series Front Sight 7.0mm
H&K Heckler & Koch
$22.95HK USP Front Sight 7.00mm Compatible With: HK USP 9mm HK USP 40 S&W HK USP 45 ACP HK USP Compact 9mm HK USP Compact 40 S&W HK USP Compact 357 SIG HK USP Compact 45 ACP HK USP Compact LEMHKP-01624$22.95 -
On Sale
HK VP9SK Holster - Compensator - LH - Odin
Odin Holsters
Now: $39.95Was: $79.95Odin Holsters HK VP9SK Comp Weight™ Compensator LH Holster The VP9SK Comp Weight™ Compensator holster is an outside the waistband that allows the HK Parts Comp Weight™ to be installed as well. For a left-hand shooter with or without out...HKP-18845Now: $39.95Was: $79.95 -
HK MR762 Buttpad - E2 Concave w/ Bowden Retaining Wire
H&K Heckler & Koch
$79.95MR762, 417 German E2 Concave Butt Pad With Bowden Retaining Wire Harness This item can be added as an option on the HK MR762 & HK712/G28 E1/E2 stock. The Bowden wire retainer is used to work as a lanyard for the buttpad to prevent the buttpad from...HKP-18492$79.95 -
HK MR556, MR223 A5 Incomplete Upper Receiver
H&K Heckler & Koch
$489.95HK German Un-Assembled/Stripped HK MR556/MR223 A5 Upper Receiver Factory HK MR556 A5 upper receiver. This is the semi-auto MR556 variant. Compatible With: HK MR556 HK MR223 HK 416*** Need a matching lower for your build? STS416 A5 LOWER -...HKP-18785$489.95 -
$7.95 -
HK G36 Picatinny Evaluation Adapter
H&K Heckler & Koch
$59.95HK G36 Picatinny Evaluation Adapter Picatinny Evaluation Adapter for Carry Handle and Sight Rail. Includes all mounting hardware. Compatible With: G36 G36K G36C ModelsHKP-18779$59.95 -
Out Of Stock
HK G36, SL8 Carrying Handle - Dual Optic x3
H&K Heckler & Koch
$2,899.95HK G36, SL8 Dual Optic Rare in brand NEW condition. Brand new factory fresh HK G36/SL8 3X dual optic. In all the years, of offering HK parts and accessories...we have never been able to get brand new dual optics directly from HK Germany. Update: HK...HKP-17606$2,899.95