HK45 Small Parts

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...

HK German Roll Pin German HK roll pin is crafted from a process using rolled spring steel resulting in robust part with stable fitment. HK suggests replacing the roll pin with a new unit each time it is removed. Fits and retains the extractor, mag...

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...

Lazy Wolf HK VP/P30/USP/HK45 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...

H&K HK Barrel O-Ring .45 ACP Caliber Pistols - Black A great spare and a much-needed part for your HK barrel. This factory part is a high-wear item, as the O-ring provides the seal between the slide and the barrel, which provides a secure lockup with...

H&K HK 45/45C/USP/P30 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,...

HKP/H&K USP/P2000/HK45C Enhanced Magazine Release Upgrade your pistol's performance with our oversized magazine release. Crafted from durable 6061 billet aluminum, this US made component offers an expanded surface area for quicker, more intuitive...

Grayguns HK USP, HK45 Short Reset System This Short Reset System for the HK USP and HK45 replicates the short reset conversion available at Grayguns. Cut from bar stock steel, these kits provide an exacting fit for easy install. The kit shortens the...

Dowel Pin Or Clamping Pin  This HK roll pin is used to hold the backstrap in place. Compatible With: HK45 HK45 Compact HK P30 HK P30L HK P30SK HK VP9 HK VP9SK

HK USP, USPC, & HK45 Match Hammer Spring The match hammer spring is also known as the USPC standard hammer spring. This is also the correct spring needed for the light, TGS, and LEM conversion for the USPC & other custom pistol configurations...

Replacement Screws for Rail Mount Compensator Replacement screw set for the HK Parts Rail Mount Compensators. This includes (2) screws. Compatible With: All HK Parts Rail Mount Compensators

HKP +4 HK 45C, USPC .45 ACP Magazine Extension - Black HK Parts magazine extension +4 adds 4 additional rounds to the HK45C, 8 round magazine. Each unit can then be fully assembled into a 12 round HK45C magazine. Ideal for competitive shooters, concealed...

HK P30, 45, & P2000 Backstrap Roll Pin This is the commonly replaced roll pin for the rear backstrap that you can swap and change to different sizes. Great spare to have on hand when doing maintenance on your HK pistol. HK suggests...

H&K HK 45/USP/USPC Complete Universal LEM Kit HK German "universal" LEM conversion kit for USP, USPC & HK45, and HK45C pistols. The universal LEM kit also fits the HK45C & HK45 Pistols. This kit will enable you to convert your V1-V10 HK...

HK P30/USPC/45C/P2000 Firing Pin Spring A must have spare replacement part to keep on hand and to swap out during pistol servicing. Compatible With: HK USP Compact 9mm HK USP Compact 40 & .357 HK USP Compact 45 HK P2000 Series HK P2000SK Series HK...

Factory HK German Genuine HK45 & HK45C Ambidextrous Control Lever Kit A must-have upgrade for those who would like to have the ability of both left and right side control levers. Hard to find, easy to install as this is a drop-in part - no...

H&K HK USP/45 Firing Pin Spring Compatible With: HK USP 9mm HK USP 40 HK USP 45 HK USP Tactical models HK USP Expert, HK Elite HK45, HK45 Tactical

Evolution Gun Works HK VP9/P30/HK45/HK45C Deltapoint Pro Sight Mount Mounting Hardware is Included Features: Material: 7075 aluminum Coating: matte black hardcoat Overall length: 1.604" Overall width: .99" Mounting hardware: (2) 6-32 button...

H&K USP/P30/HK45 New Style Firing Pin Block A factory Heckler and Koch part. Compatible With: HK USP 45, 40 & 9mm HK USP Tactical, Elite, Expert HK USP Compact 9mm, .40 & .45 HK USPC Tactical 9mm, .40 & .45 HK P30, P30L, P30S &...

Detent Plate For V3 & V4 Installing the V3/4 detent plate will configure the selector lever to de-cock only, thereby disabling the safety function. The V3/4 is a popular configuration to LE/MIL agencies around the globe as well as many concealed...

HK 45/USP/Tactical Recoil Spring New HK Factory recoil spring (Factory 14lb) for USP 45 full size. Compatible With: HK USP 45 HK 45 Tactical HK 45 Elite, Expert Works as a slightly heavier recoil spring for the USP 9mm & .40 pistols (12.5 lb...

Recoil Rod Bushing Sleeve  It is a must-have spare part to have on hand as this is a high-wear item. Compatible With: HK 45 Compact, HK45C Tactical HK USP Compact 9mm HK USP Compact .40 & .357 Sig HK USP Compact .45 ACP HK P2000...

Enhanced Magazine Release -HK USP, P2000, HK45C  - FDE HK Parts Enhanced and Over-sized Magazine Release. The over-sized magazine release increases the overall surface area and makes it possible to release the magazine without changing the position...

HK Slide Release Spring This is a high-wear item, as it cannot be reused once damaged or removed. It must be replaced with a new spring. Compatible With: HK USP 9mm, .40 & .45 HK USP Compact 9mm, .40 & .45 HK USP Tactical, Elite & Expert...

H&K 8 Round HK USPC/45C .45 ACP Floorplate w/ Pinky Rest - Black HK factory German, vintage style, all polymer 8 round magazine floor plate with finger rest. This floorplate can become cracked and worn with use and is a great spare part to have on...

Control Latch Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .45 ACP HK45, HK45 Tactical HK45 Compact, HK45C Tactical HK Tactical, Elite & Expert Models

HK 45, P30, P2000, & USPC Recoil Spring Washer Retainer This disk supports and keeps the recoil spring centered and captive on the recoil rod itself.  Compatible With: HK45, HK45 Tactical HK45 Compact, HK45 Compact Tactical USP Compact, USP...

Recoil Spring Assembly Complete With Captive Spring, Buffer, & Guide Rod A must-have spare part for your HK compact .45 pistol. New HK German factory fresh manufacture. Compatible With: HK USP Compact 45 HK USPC Tactical HK45 Compact HK45C Tactical

H&K Magazine Release Compatible With: HK45 HK45 Tactical HK P30, P30S, P30L, P30SK Please Note: This part will not fit pistols other than the ones listed above.

Complete Sear - Black Compatible With: HK USP Full-Size 9mm, .40 & 45 HK USP Compact 9mm, .40 & 45 HK45, HK45 Tactical HK45C, HK45C Tactical

H&K HK USP/USPC/45/45C New Style Hammer Will work for USP/USPC variants 1-4, 9 & 10. This part replaces the older HK hammer without the sear cutout (part #214825). Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact...

H&K Detent Plate New HK German manufacture safety ONLY detent plate. This detent plate will convert the firearm to safety only with no decocking functions. Compatible With: HK45 HK45 Tactical HK45C HK45C Tactical

Detent Plate For V1 & V2 This will provide the safety and decocking functions for both the left and right side selector levers for the HK pistols below.  Compatible With: USP Full Size, USPC Pistols in all Calibers 9mm, .357, .40 & .45 HK45...

HK 45/45C Left Side Safety Lever - Black This control lever is for those who are right-handed and want the control lever on the left-hand side of the frame. This is the V1 selector with a decocking function and safety...

Sear Roll Pin HK USP 9mm .40 S&W .45 ACP HK USP Compact 9mm .40 S&W .357 SIG .45 ACP HK45 HK45 Compact

HK USP, USPC & HK45 & HK45C Bobbed Hammer - New Style This has the shorter, lower-profile "bobbed" hammer. The new style hammer has a cutout for 2005 and later production. Compatible With: USP 9mm & USP Compact 9mm USP 40 & USP Compact...

H&K P30 & 45 Series Cylindrical Grip Pin  Compatible With: HK 45 HK 45 Compact HK P30 HK P30 V2 HK P30 V3 HK P30L HK P30L V2 HK P30L V3

HK 45 Recoil Complete Rod w/ Spring This is the complete recoil guide assembly for the HK45 pistol. Great item to have on hand for repair or replacement. Compatible With: HK45 HK45 Tactical Please Note: This does not fit the USP .45...

HK 45 & 45C V2 Right Side LH Lever - Black This is the control lever for left-hand shooters. This would be the lever on the right side of the frame for left-hand shooters. The V2 left lever will allow for both the safety...

HK 30, P30L, 45, & 45C Hammer Bearing Compatible With: HK P30 HK P30L HK45 HK45 Compact Please Note: This item does not have the lockout device built in for those that prefer NOT to have the lockout feature.