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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Dummy Rounds - 9mm - Set Of 5
Strike Industries
$8.95SI 9MM Dummy Rounds - Set Of 5 Strike Industries dummy rounds will let you safely test the feeding, extraction, and magazine function of your firearms without the worry of accidental discharge. They also let you dry fire without risking damage to the...HKP-17383$8.95 -
HK VP9 Optic Plate #10 - Sig Romeo 1 PRO - Red Dot Pistol Mount
HKP HK Parts
$49.95HK VP9 Series Optics Ready #10 - Sig Romeo 1 PRO - Optic Mount - Steel The finest all steel mounting solution for your HK VP9 series optic ready model. New solid billet machined steel optics plate. Each plate is CNC machined from a solid billet of...HKP-20028$49.95 -
HK VP9, VP9L, Match International Holster
Comp-Tac
$79.95Comp-Tac HK VP9/VP9L/Match International Holster ONE HOLSTER to fit your entire VP9 Lever collection, including your VP9 Match. Comp-Tac has worked with HK Parts to develop a flexible holster to fit your needs- whether you have the VP9 Match, VP9 Long...HKP-20011-M$79.95 -
HK45, HK45C Bench Mat
HKP HK Parts
$13.95HKP HK 45/45C Bench Mat This isn't your ordinary gun cleaning mat! Show your pride for your HK45, HK45C firearm while using this high quality neoprene rubber backed and cloth top gun cleaning mat to protect your gun bench, desk, kitchen table, or...HKP-17171$13.95 -
Out Of Stock
HK P Series Cocking Piece LEM
H&K Heckler & Koch
$69.95Heckler and Koch HK P Series Cocking Piece LEM Compatible With: HK P30 HK P30L HK P30SK HK P2000 HK P2000SKHKP-01769$69.95 -
HK Rifle Cleaning Wick Set - 8 Piece Set - Universal
H&K Heckler & Koch
$1.95Original German Army Issue HK91/G3/PTR Cleaning Kit Wick - Set of 8 Originally issued for the G3,91 & MG3 firearms but will work on pretty much any and all rifles & pistols. Each set comes with 8 BRAND NEW German manufactured cleaning wicks. Each...HKP-17646$1.95 -
HK Rear Sight Spring - German
H&K Heckler & Koch
$4.95H&K German Rear Sight Spring HK German rear sight spring for rear diopter sights.HKP-00146$4.95 -
HK MP5K, SP89, SP5K Recoil Rod Assembly - USA
DTAC Dakota Tactical
$34.95HKP MP5K, SP89, & SP5K Recoil Rod Assembly - USA The new US-made Dakota Tactical recoil rod assembly is completely micro-polished and built of the finest materials. This is a great item to have on hand as a spare part as this is a wear and...HKP-02169$34.95 -
HK Mark 23, SOCOM Magazine - 10 Round - .45 ACP
H&K Heckler & Koch
$59.00 - $69.95HK Mark23 SOCOM 10 Round Magazine Fits all HK Mark 23 and or Socom pistols.HKP-01226-M$59.00 - $69.95 -
HK MP5K to MP5 Stock or Brace Adapter
HKP HK Parts
$129.95HKP HK MP5K to MP5 Brace/Stock Adapter Our new MP5K to MP5 stock adapter is the perfect addition for those looking for a stock that provides a better line of sight and a better cheek rest position like the MP5 A2 fixed stock does. This stock adapter will...HKP-20988$129.95 -
HK416, MR556, HK417, MR762 Buffer Retaining Pin
H&K Heckler & Koch
$15.95Heckler and Koch HK MR556, HK MR762, 416/417 Buffer Retaining Pin New HK German proprietary HK designed buffer pin unique to the HK 416 and MR 556 series. Compatible With: HK416, MR556 HK MR762 HK M27HKP-02544$15.95 -
HK MP5, MP5SD Cocking Tube Support - Universal - Steel
HKP HK Parts
$64.95MP5SD, MP5 Universal All Steel Cocking Tube Support 9mm - USA Made from ordnance grade stainless steel from the factory HK German print & specs. An HK German quality part at a great price point. Each MP5 9mm cocking tube support will include the...HKP-18089$64.95