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
HK45, P30L Holster - Paddle - RH
Comp-Tac
Now: $75.95Was: $84.95Comp-Tac HK P30L/HK45 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 designed to be worn at 3:00 for the right handed shooter...HKP-18817Now: $75.95Was: $84.95 -
On Sale
HK VP9, VP9SK, VP40 Trigger Safety Latch Axle
HKP HK Parts
Now: $2.95Was: $3.95Axle For Trigger Safety Latch VP9, VP9SK & VP40 HK German factory part. This pin is the axle pin for the safety latch in the VP trigger. Compatible With: HK VP9 HK VP9 Tactical HK VP40 HK VP40 Tactical HK VP9SKHKP-16778Now: $2.95Was: $3.95 -
HK417, MR762, G28 Slimline Retractable Buttstock - RAL8000
H&K Heckler & Koch
$145.95Heckler and Koch Slimline Buttstock - RAL 8K New from HK Germany the slim line retractable buttstock fits all MR762, HK 417 buffer tubes. Marked with the HK logo and issued on specialized HK 417, MR762 rifles. Compatible With: HK417, MR762 HK G28 Other...HKP-17136$145.95 -
On Sale
HK VP9, P30, HK45C HD Night Sight Set - Orange
Trijicon
Now: $134.95Was: $150.95Trijicon HK VP, P30, HK45C HD Night Sight Set - Orange The HD Night Sights were specifically created to address the needs of tactical shooters. The three-dot green tritium night sight set's front sight features a taller blade and an aiming point ringed...HKP-14557Now: $134.95Was: $150.95 -
HK P30, P2000 Trigger Bar Detent Spring
H&K Heckler & Koch
$5.95HK P30 & P2000 Trigger Bar Detent Spring Compatible With These Models In 9mm, .40 S&W, & .357 SIG: HK P30 HK P30L HK P30SK HK P2000 HK P2000SKHKP-01799$5.95 -
On Sale
HK G36C, G36K Gas Piston - US
GSG9
Now: $62.95Was: $74.95GSG9 complete gas piston for HK G36C and G36K - US made This is a popular part for those upgrading to an HK SL8 to HK G36K or HK36C barrel length. Each piston counts as one 922r compliant part. Made in the USA. Features: New USA manufactured gas piston...HKP-18253Now: $62.95Was: $74.95 -
On Sale
Maglula UZI Magazine Loader, Unloader
Maglula
Now: $24.95Was: $29.95Maglula UZI Magazine Loader, Unloader Each part is made to load and unload your 9mm UZI magazines in seconds. This will allow you to do more shooting and less loading. With this loader, magazines can be loaded in 1/3 (60% less) of the time of...HKP-14547Now: $24.95Was: $29.95 -
HKP Shirt - Short Sleeve - Tan
HKP HK Parts
$14.95HKP Short Sleeve Shirt - Tan Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: Unisex fit Fine cotton High Fidelity DTG...HKP-21027-M$14.95 -
On Sale
HK USP International Holster
Comp-Tac
$63.95 - $67.95Comp-Tac HK USP Full Size International Holster The International is an outside the waistband holster with a modular mounting design giving the user 16 holster options in 1. Designed to be worn at 3:00 this holsters is perfect for competition shooting,...HKP-20294-M$63.95 - $67.95 -
HK USPC, USPCT Barrel - .45 ACP - 4.46" - Threaded 16x1 LH
H&K Heckler & Koch
$301.95H&K USPC .45 ACP Barrel - Threaded 16x1 LH This H&K USPC .45 ACP barrel features a threaded 16x1 LH design, ideal for enhancing your firearm. Made from cold hammer-forged steel with polygonal rifling, it ensures durability and precision. The...HKP-00320$301.95 -
HK416, MR556 Ejector Port Cover Pin
H&K Heckler & Koch
$19.95Heckler and Koch Ejector Port Cover Axle Pin for HK416 and HK MR556 Compatible With: HK416, MR556HKP-02661$19.95 -
HK416, MR556 Bolt Catch
H&K Heckler & Koch
$59.95Heckler and Koch HK MR556 and HK416 Bolt Catch New HK German manufacture. Compatible With: HK416, MR556HKP-02542$59.95