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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HK416, MR556, HK417, MR762 Takedown Pin - Rear - A4 Style
H&K Heckler & Koch
$47.95H&K MR556, HK416, HK417, MR762 Rear Takedown Pin Factory A4 rear takedown pin. Will work for A1 and A4 applications.HKP-22029$47.95 -
HK MR556 A4 Upper Receiver Kit - 16.5″ - 5.56 - M-LOK
H&K Heckler & Koch
$1,939.00H&K MR556 A4 16.5″ 5.56 M-LOK Upper Receiver Kit This kit includes a complete upper receiver/barrel assembly, allowing Mil-Spec 5.56mm AR-style rifles to be retrofitted to HK’s piston and pusher rod...HKP-21909$1,939.00 -
On Sale
Glock 17 Gen 4 Rail Mount Compensator
HKP HK Parts
Now: $44.96Was: $179.95HKP Rail Mount Compensator for Glock 17 Gen 4 The perfect addition to your Glock 17 Gen 4 firearm with our low profile, aggressive rail mount compensator that flows with the lines of the firearm for...HKP-21219Now: $44.96Was: $179.95 -
$8.95 -
HK G36, G36K, G36C Bolt Carrier - Full Auto - Tungsten Filled
GSG9
$549.95HK G36 Tungsten Filled - Bolt Carrier Complete - Full Auto Compatible With: G36 G36K G36C Will NOT work with a factory HK SL8HKP-19030$549.95 -
HK VP40, P30 Series Magazine - 20 Round - Red
HKP HK Parts / Heckler & Koch
$89.95HKP and Heckler and Koch 20 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red HK Parts +7 magazine extension coupled with a 13 round .40 cal factory German magazine...HKP-20183$89.95 -
HK Compact Range Bag
H&K Heckler & Koch
$71.95H&K Compact Range Bag Features: Size: 13" x 7.5" x 4" Color: Black <HKP-20134$71.95 -
On Sale
HK VP9, VP9SK, VP40 Hex Button Quick Detach Slide Plate
HKP HK Parts
$22.28 - $26.85HKP HK VP9, VP9SK, VP40 Hex Button Quick Detach Slide Plate The HK Parts Quick Detach Slide Plate for the HK VP series of pistols is ideal for those that want the ability of quickly and efficiently...HKP-18111-M$22.28 - $26.85 -
HK VP9, VP9SK, HK VP40 Disconnector
H&K Heckler & Koch
$19.95Disconnector For HK VP9, VP40 Compatible With: HK VP9 HK VP9A1 FHKP-16793$19.95 -
HK P7 PSP Magazine - 8 Round - 9mm
H&K Heckler & Koch
$78.95Heckler and Koch 8 Round 9mm Magazine in Black for HK P7 PSP There are multiple versions of the P7 pistols and magazines. The original pistols were called HK PSP; later, they were renamed P7 PSP and...HKP-00322$78.95 -
HK G36, SL8 Extractor Axle - USA
$6.95HK G36, SL8 Extractor Axle- US Made New extractor axle for use on all G36, SL8 bolt heads. This part can become heavily worn and is prone to breakage. Compatible With: HK G36 modelsHKP-18370$6.95 -
HK German Universal Multi Tool
H&K Heckler & Koch
$79.95H&K German Universal Multi Tool This is ideal for the USC or SL8 style of weapon systems. Great multi-tool for sights, handguards, or work on any other accessories.HKP-00374$79.95