4th of July Sale - Up to 80% Off

HKP HK Parts HK UMP and USC - Curved Trigger With our new curved trigger, you will improve the aesthetics of your firearm. Our curved trigger has spaced-out serrations at the face of the trigger for a far superior grip. Each trigger counts as one...

Blitzkrieg HK MP5 Flat Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 HK-style front sight introduces a new level of precision and visibility. With a conventional flat-tipped post and a bright orange stripe, this sight ensures quick and clear target...

MGW Armory Precision Tooling Range Master a universal sight tool for HK VP9 HK VP40 Models HK sight tool used for installing & removing front & rear sights on your HK pistol. This is the finest sight tool that has replaceable shoes that you can...

HK US MP540 Undersized Locking Roller, -4 The proper roller size is essential for proper headspacing of bolt gap. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to remember the size you need...

MP5SD Cocking Tube End Cap Weldment For MP5 Front Sight Towers Milled from solid billet. US made MP5SD cocking tube end cap weldment for use with all MP5 front sight towers. Available exclusively at HK Parts.

Magpul PMAG 25-LR 25-Round 7.62 NATO Magpul M3 PMAG for SR25/M110 pattern rifles.  Features a true 25-round capacity, constant-curve body, and snap-on impact/dust cover. Designed specifically for military-issue MK11/M110 rifles and mil-spec...

HKP AR-15 California Legal Mag Lock Kit

HKP HK SP5 ACR Stock or Brace Adapter This adapter allows the ACR stock to be fully compatible with the SP5 and in-spec MP5 platforms. It’s built from aircraft-grade aluminum with a pre-installed buffer for a straightforward, drop-in conversion...

Nefarious Arms HK 416 Barrel Installation and Multi Tool HK416 multitool patterned off a genuine HK 416 wrench with added features.  Use with a traditional 1/2″ torque wrench or the plug-and-socket style torque wrench that utilizes the ball...

XS Sight Systems R3D 2.0 Night Sights - Green Their second-generation R3D night sights are engineered to give you a brighter stronger set of sights. Easily install their sights with a set that requires 50% less force for installation. R3D sights are...

2 Point Leather Sling - Brown These new HK Parts 2-point slings are based off of the original German HK design that are no longer offered. This is a 1st time offering, handcrafted by a German artisan. Made in the USA from quality leather and hardware for...

Lazy Wolf Guns Curved Trigger for the HK VP Series  In a collaboration with Lazy Wolf Guns, HK Parts is offering triggers for your HK VP9 and VP40 handguns. The drop in VP9 series trigger is the best trigger ever developed after more than a year of...