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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HK45, HK45 Tactical Magazine Housing - 10 Round
H&K Heckler & Koch
$34.95HK45 Magazine Housing For 10 Round Mag - Mag Body Only Brand new factory German manufacture. Compatible With: HK45, HK45 Tactical Please Note: This is not the same as the USP45 mag body.HKP-02494$34.95 -
HK P7 PSP, P7M8 Magazine Follower
H&K Heckler & Koch
$24.95HK P7 PSP/P7M8 Magazine Follower Compatible With: PSP P7M8HKP-01331$24.95 -
$8.95 -
On Sale
HK P30SK International Holster
Comp-Tac
Now: $57.95Was: $64.95Comp-Tac HK P30SK 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 these holsters are perfect for competition shooting,...HKP-17522-MNow: $57.95Was: $64.95 -
On Sale
HK USPC Holster - Paddle - .45 ACP
Comp-Tac
$57.95 - $75.95Comp-Tac HK USPC .45 ACP 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-18819-M$57.95 - $75.95 -
Out Of Stock
HK USP Slide Spider Grip Enhancer
ArachniGRIP
$19.87ArachniGRIP HK USP Slide Spider Grip Enhancer The Slide Spider is designed to assist new and practiced shooters alike, affected by weakened hand and/or grip strength, in operating the slide of their semi-automatic pistol. Once installed, the Slide Spider...HKP-18396$19.87 -
X300 Tactical Light - Ultra LED - FDE
Surefire
$332.95Surefire X300 Ultra LED Tactical Light - FDE This newly enhanced version of our best-selling SureFire X300 Ultra now delivers a stunning 1,000 lumens of LED-generated output focused by a precision TIR lens, creating a far-reaching high-intensity beam -...HKP-19036$332.95 -
HK45, USP, P2000 Sear Axle
H&K Heckler & Koch
$13.95Sear Axle Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .357 SIG HK USP Compact .45 ACP HK USP Compact LEM HK45 HK45 Compact HK P2000 9mm HK P2000 .40 S&W HK P2000 .357...HKP-01251$13.95 -
On Sale
HK P30SK Holster - Compensator
Odin Holsters
Now: $37.46Was: $79.95Odin Holsters HK P30SK Comp Weight™ Compensator Holster The P30SK Comp Weight™ Compensator holster is an outside the waistband that allows the HK Parts Comp Weight™ to be installed as well. For a right-hand shooter with or without out...HKP-18842-MNow: $37.46Was: $79.95 -
Out Of Stock
HK G36 Catch
H&K Heckler & Koch
$14.95Heckler and Koch HK G36 Catch, Trip Lever for bolt catch contact on All G36 Lowers As the bolt carrier moves forward the bottom of the carrier contacts the releaser lever of the catch. The catch releases the hammer, and the hammer begins to fall...HKP-01870$14.95 -
HK USC, SL8 Selector Lever - Left Side
H&K Heckler & Koch
$14.99Heckler and Koch Left Side Selector Lever for HK USC and HK SL8 .45 ACP, 5.56 / .223 HK German USC, SL8 left side selector lever 2 position 0,1 Safe, Semi only. Compatible With: SL8 USCHKP-02506$14.99 -
HK UMP Magazine - 30 Round - .40 S&W
H&K Heckler & Koch
$79.95HK Heckler and Koch German .40 S&W 30 Round Factory Magazine for HK UMP New factory fresh production HK magazine. Compatible With: HK UMP .40 HK USC-UMP conversions LWRC SMG.40HKP-00607$79.95