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
HK VP9, VP9SK Holster - Liberator MKII IWB, OWB - Ambi
L.A.G. Tactical
Now: $38.95Was: $59.95L.A.G. Tactical HK VP9, VP9SK Liberator MKII IWB and OWB Ambidextrous Holster Precision-formed holster designed for HK VP9 and VP9SK pistols. The Liberator MKII is pressure-formed and CNC cut for consistent fit and retention. This ambidextrous...HKP-19386Now: $38.95Was: $59.95 -
HK P7 M8, M13 Big Dot - DXT2 - Yellow
XS Sights
$149.95DXT2 XS Big Dot Yellow Night Sights - HK P7 M8, P7 M13 XS DXT2 Big Dot Tritium Night Sights offer the best front sight visibility in all lighting conditions. DXT2 Big Dot sights drive focus to the front sight using a high-contrast front and a V-notch...HKP-19278$149.95 -
Out Of Stock
HK SP5/MP5 9mm SEF Universal Contoured Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$349.95H&K SP5/MP5 9mm SEF Universal Contoured Trigger Housing - Clipped & Pinned This SEF contoured trigger housing is designed for universal compatibility with both HK SP5 and MP5 semi-auto shelf styles. Featuring contoured finger grooves for...HKP-19271$349.95 -
Out Of StockOn Sale
HK VP9 Holster - The Defender IWB, OWB- LH
L.A.G. Tactical
Now: $59.95Was: $79.95L.A.G. Tactical HK VP9 The Defender IWB/OWB LH Holster The Defender is known for being lightweight and comfortable. The easily interchangeable belt loops take you seamlessly from your outside the waistband range set up, to your highly concealable inside...HKP-18709Now: $59.95Was: $79.95 -
HK VP9, HK VP40 Locking Block Guide
H&K Heckler & Koch
$119.95H&K HK VP9, HK VP40 Locking Block Guide Locking Block Guide complete/welded for all VP9 & VP40 frames. Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP40HKP-16789$119.95 -
HK VP9 Holster - Infidel Max
Comp-Tac
$64.95 - $69.95Comp-Tac HK VP9 Infidel Max RH Holster The Infidel Max Holster is an all-Kydex Inside the Waistband holster with cant adjustment holes to allow the user to change from a reverse cant, speed cant and FBI forward cant. The Infidel Max Holster all-Kydex...HKP-17486-M$64.95 - $69.95 -
HK417, MR762 14.7" Modular Rail System
H&K Heckler & Koch
$479.95HK MR762, CR762 & HK 417 14.7" Extended Modular Rail System (MRS) - Rare New HK German modular rail system for the HK MR762. Each unit comes with 2 X 5 slot rails attached on the HKey attachment system as well as all hardware for attachment. This is...HKP-17343$479.95 -
Out Of Stock
HK417, MR762 Charging Handle Latch Spring
H&K Heckler & Koch
$9.95H&K HK MR762/417 Charging Handle Latch Spring This is the charging handle release latch spring. Compatible With: HK MR762 HK 417HKP-16600$9.95 -
HK45 Grip Bearing With Lockout Device
H&K Heckler & Koch
$26.95HK 45 Grip Bearing With Lockout DeviceHKP-02215$26.95 -
HK P7 PSP Front Sight 6.3mm
H&K Heckler & Koch
$23.95HK P7 PSP Front Sight 6.3mm Compatible With: PSPHKP-01336$23.95 -
HK P7 Series Cocking Lever Spring Roll Pin
H&K Heckler & Koch
$5.95HK P7 Series Cocking Lever Spring Roll Pin Compatible With: PSP P7M8 P7M10 P7M13HKP-01358$5.95 -
HK Mark 23 Right Side Safety Lever
H&K Heckler & Koch
$33.95HK Mark 23 Right Side Safety LeverHKP-01787$33.95