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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HK33, HK93 - Rear Sight Assembly Complete
H&K Heckler & Koch
$39.95Heckler and Koch HK93 and HK33 Rear Sight Assembly Complete - Used This is the complete assembly as it comes from HK for a .556 / .223 firearm.HKP-00706$39.95 -
HK MP5K, SP5K Binary Trigger Group - SEF Navy - BFSIII - 9mm
FA Franklin Armory
$560.97 - $879.95Franklin Armory HK MP5K - BFSIII HK-C1 Binary SEF Navy Style Trigger Group In position 3 it will fire 1 round on pull and 1 round on release. With a 4.5 lb trigger pull, making this the fastest...HKP-20928-M$560.97 - $879.95 -
HK VP9, VP9L, Match International Holster - RH
Comp-Tac
$79.95Comp-Tac HK VP9, VP9L & Match International Holster - Right Hand One holster to fit your entire VP9 button collection, including your VP9 Match. Comp-Tac has worked with HK Parts to develop a...HKP-20200$79.95 -
HK VP9, VP9SK, VP40 Trigger Stop Bolt
H&K Heckler & Koch
$14.95H&K HK VP9/VP9SK, VP40 Trigger Stop Bolt Stop Bolt for Trigger VP9, VP40. Compatible With: HK VP9HKP-16784$14.95 -
Out Of Stock
HK USP Tactical Barrel - .40 S&W - 4.9"- Threaded 14.5x1 LH
H&K Heckler & Koch
$299.95H&K USP .40 S&W Tactical Barrel - Threaded 14.5x1 LH This genuine Heckler & Koch part is a drop-in replacement for the full-size USP, USP Tactical, and other .40 S&W pistols. The tactical threaded...HKP-00328$299.95 -
HK VP9SK, P30SK, P2000SK Magazine Locking Plate - 9mm
H&K Heckler & Koch
$8.95HK P2000SK, VP9SK & P30SK 9mm 10 Round Magazine Locking Plate For Magazine Works with the P2000SK, VP9SK and P30SK sub compact (SK) magazine models only. Compatible With: HK P30 SKHKP-16650$8.95 -
HK416, MR556 Flash Hider - Threaded 1/2x28 - German
H&K Heckler & Koch
$19.95H&K Heckler and Koch 5.56 / .223 Flash Hider - Threaded 1/2x28 This flash hider is threaded 1/2x28 for use on all HK416, HK MR556, and other AR-style applications. It is a great flash hider to use to...HKP-01404$19.95 -
Out Of Stock
HK MP5 Magazine Follower - .40 S&W, 10mm - USA
HKP HK Parts
$9.95HKP MP5 40/10 Magazine Follower A perfect replacement part for all HK MP5 40/10 magazines. Also counts as one 922r compliant part.HKP-16506$9.95 -
Out Of Stock
HK MP5, SP5K, HK94 Optic Mount - Mid Range
B&T Brugger & Thomet
$119.95B&T MP5, SP5, 94 - Mid Range Scope Mount Includes a witness hole so you can use iron sights with the mount installed. B&T Switzerland is a world leader in arms innovation. This same mount is in use...HKP-16877$119.95 -
HK CC9 Backstrap Roll Pin
H&K Heckler & Koch
$5.95H&K CC9 Backstrap Roll Pin This genuine H&K backstrap roll pin for CC9 pistol secures the interchangeable backstrap to the frame.HKP-22110$5.95 -
On Sale
HK Mark 23 Micro Comp - Knurled - Threaded 16x1 - RH
HKP HK Parts
Now: $23.95Was: $29.95HKP/H&K Mark 23 .45 ACP Knurled Micro Comp - Threaded 16x1 RH The HK Parts Micro Comp & Thread Protector is a lightweight, fully functional accessory that serves as both a compensator and thread...HKP-21328Now: $23.95Was: $29.95 -
On Sale
Glock 19 Magazine Parts Replacement Kit
HKP HK Parts
Now: $5.96Was: $15.95Glock 19 Magazine Parts Replacement Kit Includes: 9 round coil spring Locking plate Floor plate.HKP-20854Now: $5.96Was: $15.95