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 Flash Hider - G28 Style - Threaded 1/2x28
MFI
$79.95MFI 5.56/.223 G28 Style Flash Hider - Threaded 1/2x28 The G28 2nd Gen flash hider features the latest style and is threaded 1/2x28. Constructed from ordnance-grade steel, it is finished with a...HKP-17941$79.95 -
HK VP9 International Holster - RH
Comp-Tac
$74.95HK VP9 International Holster - Right Hand Comp-Tac International Heckler & Koch H&K VP9 Kydex Right Hand Holster + 3 Included Mounting Options (belt, paddle, drop offset hanger). All 3 styles...HKP-17478$74.95 -
Out Of Stock
HK45C, P30 Paddle Holster - RH
Comp-Tac
$84.95Comp-Tac HK P30, HK 45C RH Paddle Holster The Comp-Tac Paddle Holster is an all-Kydex outside the waistband holster that may be worn for competition, general use or concealed carry. The paddle is...HKP-18815$84.95 -
On Sale
HK VP9SK Holster - Warrior OWB
Comp-Tac
$47.78 - $74.95HK VP9SK Warrior Holster OWB The Warrior Holster design offers a stealth footprint, outside the waistband carry that is perfect for OWB concealment. Easily accessible, designed for a smooth, fast...HKP-18718-M$47.78 - $74.95 -
HK P30 Grip Wrap for Large Backstraps - Granulate
Talon Grip
$19.99TALON Grip - H&K P30 - Granulate Black - Large Backstrap TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so...HKP-20251$19.99 -
HK45C, HK45C Tactical Barrel - .45 ACP - 5.6" - Threaded 16x1 LH
RCM
$250.00RCM HK45C/45C .45 ACP Tactical Barrel - Threaded 16x1 LH US-made HK45C & HK45C Tactical threaded barrel, compatible with a range of flash hiders and sound suppressors. Unlike the factory HK45C TaHKP-20131$250.00 -
HK MP5, GSG Magazine Pouch - Single - .22 LR
Comp-Tac
$44.95Comp-Tac HK MP5 .22/GSG .22LR Single Magazine Pouch The single magazine pouch PLM is an all Kydex magazine pouch which gives a smooth friction free surface perfect for a quick reload for your MP5 .22...HKP-20100$44.95 -
HK Mark 23, SOCOM Firing Pin
H&K Heckler & Koch
$51.95New HK German Mark 23 Firing Pin A great item to have on hand as these are a common wear item. Compatbile With: Mark 23HKP-01670$51.95 -
HK45, P30 Holster - Warrior - RH
Comp-Tac
$74.95HK P30, P30L, HK45, HK45C Warrior Holster / Stealth Footprint OWB Holster for Concealed Carry or Competition The Warrior Holster is Brand New, released January of 2018. The Warrior Holster design...HKP-17455$74.95 -
HK USP Roll Pin for Hammer
H&K Heckler & Koch
$3.95H&K HK USP Roll Pin for Hammer Cylindrical pin used for the bobbed hammer and spurred hammer strut among other uses.HKP-17541$3.95 -
HK UMP, USC Bolt Catch
H&K Heckler & Koch
$58.95HK UMP & USC Bolt Catch New HK German lower. Compatible With: HK UMP HK USCHKP-01897$58.95 -
HK21E, HK23E, 11E Locking Piece #9 - 40 Degree
H&K Heckler & Koch
$149.95New HK German #9 Locking Piece The number 9 locking piece is 40 degrees. This will work with both .223 & .308 firearms and for custom builds and applications. This item is no longer available from HK...HKP-00548$149.95