HK USP Small Parts

HK USP/P2000 Extended Magazine Release This mag release makes it possible to release the magazine without changing the position of your grip. Compatible With All HK Pistols In All Calibers 45, 40, 357, & 9mm: All HK USP Tactical, Elite, & Expert...

HK .45 ACP Pistols Barrel O-Ring - Green Get them while you can, as they are no longer available in green. The green o-rings were used when HK introduced o-rings on the Mark 23 and USP 45 Tactical HK pistols. All HK O-rings are made of the same material...

Enhanced Match Flat Sear Spring The nickel-plated sear spring is also regarded as a "match" flat spring as it will improve the feel and "smoothness" when pulling the trigger as it takes up some of the gritty feel. It is a must-have upgraded part to...

Lazy Wolf HK VP/P/USP/45 Enhanced Firing Pin Block Spring An exciting and desirable new offering as a joint collaboration from the widely renowned Master HK pistol smith Lazy Wolf Guns & HK Parts! This spring was designed by master pistol smith Rick...

HKP HK .45 Barrel O-Ring All Caliber Pistols - Red A rare find as we have found a small lot of HK red-colored HK .45 O-rings.  All HK O-rings are still made of the same material as the newer black O- rings only in the HK red color. A great spare and...

HK New Style Light Firing Pin Block Spring  This part is commonly used with the light trigger return spring (shown below) for a light trigger pull conversion. This spring is one of the springs used to convert P2000, P2000SK, and P30 to...

HKP HK USP Pistol Light, Laser Adapter This is the flashlight adapter needed for all HK USP Full Size Pistols to attach an aftermarket light or laser to the bottom rail of the firearm since HK USP's use a proprietary rail system. Made from hard coat...

HK Pistol Magazine Release Spring Compatible With: HK P30, P30L & P30S HK P30SK HK P2000 HK P2000SK HK45 HK45 Compact HK VP9 HK VP9SK HK VP40 ALL HK USP & USP Compact Models 9mm .40 S&W .357 SIG 45 ACP All HK Tactical, Elite & Expert...

H&K .45 ACP Thread Protector - Threaded 16x1 LH The cap fits all HK45 full size & compact barrels threaded 16x1 LH hand thread. A must have item to protect your threaded barrels, exposed threads, and your HK pistol investment. The use of the...

H&K 9mm Thread Protector - Threaded 13.5x1 LH This German HK manufactured 9mm tactical threaded barrel protector fits all HK 9mm threaded barrels that are 13.5x1 metric LH twist.  Specifications: Overall Length .45" Outside Diameter ...

HKP 9mm Micro Comp - Threaded 1/2x28 RH The HK Parts Micro Comp & Thread Protector is designed to be lightweight and functional as both a compensator and thread protector.  The HK Parts Micro Comp easily attaches to the end of any factory spec...

Grayguns HK USP, HK45 Short Reset System Our Short Reset System for the HK USP and HK45 replicates the short reset conversion available in our in-house custom action work. Cut from bar stock steel, these kits provide an...