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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HK MP5SD 9mm Front End Kit
HKP HK Parts
$1,199.95HK MP5SD Front End Build Kit The HK Parts MP5SD front end kit includes everything required (except suppressor) to build an MP5SD front end including the best US and German components available. Each...HKP-02399$1,199.95 -
On Sale
HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1
MKE
$28.10 - $33.72MKE AP5, HK MP5 Contoured Trigger Housing - 0,1 This contoured trigger housing is manufactured by MKE for MP5 and AP5 pattern firearms. Designed for 9mm platforms, it provides a factory-correct...HKP-99361-M$28.10 - $33.72 -
HK MP5, MP5K Optic Mount - 9mm - Raised - Picatinny
MI Midwest Industries
$119.95Midwest Industries HK MP5, MP5K Tall Optic Mount - 1913 Picatinny Rail Tall, clamp-on optic mount for HK MP5 and MP5K pattern firearms, giving a higher, more upright sightline while still allowing...HKP-22397$119.95 -
HK MR556 A4 Charging Handle - Ambi
H&K Heckler & Koch
$199.95H&K HK MR556 A4 Ambi Charging Handle Upgrade your MR556 or HK416-style rifle with this factory H&K ambidextrous charging handle, designed for smooth, reliable operation from either side. Built to...HKP-21933$199.95 -
HK CC9 Holster - eV2 Max - RH
Comp-Tac
$69.95Comp-Tac HK CC9 eV2 Max Holster - Right Hand The Comp-Tac® eV2™ Max Holster offers enhanced comfort and versatility for everyday carry. Built with a two-ply leather backing, it provides a smooth feel...HKP-21923$69.95 -
HK USP MOD 1 Compensator - 9mm, .40 S&W
HKP HK Parts
$179.95HK Parts MOD 1 Compensator for HK USP 9/40 The HK Parts MOD 1 compensator perfectly blends form and function, setting a new standard in muzzle control. Experience a significant reduction in muzzle...HKP-21905$179.95 -
HK VP9, P30 Enhanced Magazine Extension Kit +7
HKP HK Parts
$64.95Magazine Extension Kit +7 - HK VP9, HK P30 Our enhanced magazine extension takes our proven design to the next level with innovative grip cuts, ensuring you maintain a secure grasp during rapid...HKP-21592-M$64.95 -
On Sale
HK VP9 Rail Mount Compensator - FDE
HKP HK Parts
Now: $101.21Was: $169.95HKP HK VP9 Rail Mount Compensator - FDE *DO NOT USE COMPENSATOR WITH A THREAD PROTECTOR INSTALLED ON THE BARREL. Doing so will result in damage to your firearm and compensator.*HKP-20977Now: $101.21Was: $169.95 -
On Sale
HK45C, P30 Holster - EV2 AIWB - Hybrid Max
Comp-Tac
$43.32 - $69.95Comp-Tac HK P30/HK45C EV2 AIWB Holster Hybrid Max Appendix inside-the-waistband (AIWB) hybrid holster designed for HK P30 and HK45C pistols. The eV2 Max combines a Kydex shell for secure firearm...HKP-19571-M$43.32 - $69.95 -
HK G36, SL8 Paddle Magazine Release
USA
$17.95US Magazine Paddle Release for HK G36 and HK SL8 HK G36 Mag Release or mag catch. Compatible With: SL8 G36HKP-18222$17.95 -
HK VP40 Tactical Bench Mat
HKP HK Parts
$13.95VP40 & VP40 Tactical Gunsmithing Bench Mat This isn't your ordinary gun cleaning mat. Show your pride for your VP40 firearm while using our high quality neoprene rubber backed and cloth topped gun...HKP-18159$13.95 -
HK417, MR762 Magazine Catch Spring
H&K Heckler & Koch
$9.95Heckler and Koch Magazine Catch Spring for HK417 and HK MR762 New HK German manufacture. Factory correct magazine catch for the magazine release.HKP-16520$9.95