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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Out Of Stock
HK UMP Magazine - .40 ACP - 30 Round - LEO Marked
H&K Heckler & Koch
$1,162.95Rare Surplus 30 Round Magazine - LEO Marked - Windowless - UMP .40 S/W Rare UMP .40 windowless magazine with LEO markings. Highly unique magazines as these were "early production" magazines that were used before they switched over to the windowed UMP...HKP-20749$1,162.95 -
On Sale
HKP Hat - Snapback - Flat Brim - OSFM - Gray and Red
HKP HK Parts
Now: $13.45Was: $19.95HKP Flat Brim Snapback Hat - OSFM - Gray & Red Get your hands on some of our premium hats! Features: Official HKP merchandise 100% cotton Structured 4 sewn eyelets Matching color sweatband Plastic adjustable snap Firm front panel Size: OSFM -...HKP-20718Now: $13.45Was: $19.95 -
On Sale
HKP Racerback Tank - Black
HKP HK Parts
Now: $7.46Was: $14.95HKP Racerback Tank - Black Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this racerback is certain to catch an eye at the range! Features: Female fit Fine cotton High fidelity DTG...HKP-21031-MNow: $7.46Was: $14.95 -
On Sale
HK VP Series Curved Trigger - Gold
Lazy Wolf
Now: $94.95Was: $134.95Lazy Wolf Guns C1 Curved Gold Trigger for HK VP Series In a collaboration with Lazy Wolf Guns, HK Parts is offering premium aftermarket triggers for your HK VP9 and VP40 handguns. The drop in VP9 series trigger is the best trigger ever developed after...HKP-19654Now: $94.95Was: $134.95 -
HK VP9, VP40 Grip Panel Left Side - Large - OD Green
H&K Heckler & Koch
$24.99H&K VP9, VP40 Left Side Grip Panel - Large - OD Green New HK German manufactured. Left side size large. Perfect for spare or for custom stippling projects. Drop-in part for rour HK VP Pistol. Compatible With: HK VP9 HK VP9A1 F, VP9A1 K HK VP40HKP-19174$24.99 -
Out Of Stock
B&T TP9, MP9 Survival Set Spare Parts Kit
B&T Brugger & Thomet
$329.95B&T BT TP9, BT MP9 Survival Set Spare Parts Kit This is must have spare parts kit for those high mileage parts. Includes: Firing pin (BT-30113) Locking pin (BT-30127) Buffer (BT-30134) Connector (BT-30155) Guide rod (BT-30156) Extractor...HKP-17301$329.95 -
Out Of Stock
HK USPC HK08 Night Sight - Green
Trijicon
$142.95Trijicon HK USPC HK08 Night Sight - Green Trijicon Bright & Tough Night Sights are 3 dot iron sights that increase night fire shooting accuracy by as much as five times over conventional sights. Equally impressive, they do so with the same...HKP-01610$142.95 -
Out Of StockOn Sale
B&T APC Brace and Stock Adapter
MI Midwest Industries
Now: $62.95Was: $69.95Midwest Industries B&T APC Brace and Stock Adapter Features: Made in the USA Easy installation Adds section of picatinny rail to back of receiver for stocks, arm braces, and sling adapters Constructed of 6061 aluminum hardcoat...HKP-19673Now: $62.95Was: $69.95 -
On Sale
HK UMP Barrel - .45 ACP - 16.5" - Threaded 16x1 LH
HKP HK Parts
Now: $295.95Was: $369.95HKP HK UMP .45 ACP Barrel - Threaded 16x1 LH This new 16.5" threaded barrel is designed for the UMP or Omega firearms. A great replacement or threaded barrel upgrade. Compatible With: HK UMP .45 ACP Omega FirearmsHKP-19395Now: $295.95Was: $369.95 -
Out Of Stock
HK VP9, VP40 Backstrap - Small - Gray
H&K Heckler & Koch
$19.95H&K VP9, VP40 Backstrap - Small - Gray Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP40HKP-18125$19.95 -
HK VP9, VP40 Grip Panel Right Side - Large - Gray
H&K Heckler & Koch
$24.95H&K VP9, VP40 Grip Panel Right Side - Large - Gray New HK German manufactured. Right side, large size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP9A1 F, VP9A1 K HK VP40HKP-18124$24.95 -
HK VP9, VP40 Grip Panel Left Side - Large - FDE
H&K Heckler & Koch
$25.99H&K VP9, VP40 Grip Panel Left Side - Large - FDE New HK German manufactured. Left side, large size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40 HK VP9A1 F HK VP9A1 KHKP-18114$25.99