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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Out Of Stock
HK UMP, USC, G36, SL8 Sear, Complete
HKP HK Parts
$14.95HKP HK Parts Complete Sear for HK G36, HK UMP, HK USC, and HK SL8 Made in the USA Compatible With: UMP USC G36 SL8HKP-19555$14.95 -
HK417, MR762 Handguard Compression Spring
H&K Heckler & Koch
$8.95H&K HK MR762/417 Handguard Compression Spring Heckler & Koch compression spring for HK MR762 and HK 417 handguard Compatible With: HK MR 762 HK 417HKP-16796$8.95 -
$24.95 -
HK USP Magazine Housing - .40 S&W - 10 Round
H&K Heckler & Koch
$24.95HK German Full Size USP .40 10 Round Magazine Housing New HK German USP .40 Mag Body - 10 Round USP .40 Full SizeHKP-16543$24.95 -
HK P7 Series Cocking Lever Spring Roll Pin
H&K Heckler & Koch
$5.95HK P7 Series Cocking Lever Spring Roll Pin Compatible With: PSP P7M8 P7M10 P7M13HKP-01358$5.95 -
HK Mark 23 Trigger Bar Spring
H&K Heckler & Koch
$47.95Heckler and Koch HK Mark 23 Trigger Bar Spring Replacement trigger bar spring designed for the HK Mark 23 pistol. Intended for maintenance or repair of compatible trigger assemblies to ensure proper function and reset. Compatible With: Mark 23HKP-01583$47.95 -
Out Of Stock
HK Mark 23 7.5mm +6 Rear Sight
H&K Heckler & Koch
$64.95HK Mark 23 Rear Sight 7.5 mm 6.7mm - +2mm Other Rear Sight Heights: 5.5mm (-8) 5.9mm (-4) 6.3mm (standard) 6.7mm (+2) 7.1mm (+4) 7.5mm (+6)HKP-02599$64.95 -
$10.95 -
$19.95 -
HK P30SK Grip Panel Right Side - Small
H&K Heckler & Koch
$14.95Heckler and Koch small Grip Panel in black for the right side of HK P30SK grips The P30 incorporates interchangeable side panels for optimal fit. Easy-to-install modular back straps also allow the P Series pistol to be custom-fitted to any...HKP-18077$14.95 -
HK P30SK Backstrap - Large - Black
H&K Heckler & Koch
$24.95H&K P30SK Backstrap - Large - Black Compatible With: HK P30SKHKP-18080$24.95 -
HK P2000 Barrel - .40 S&W - 4.28" - Threaded 14.5x1 LH
RCM
$225.00RCM HK P2000 .40 S&W Barrel - Threaded 14.5x1 LH Each P2000 .40 tactical barrel is finely and painstakingly made from ordnance grade steel, heat treated and finished inside and out in the ultra-desirable nitride finish. This is the finest threaded...HKP-16942$225.00