Small Parts
Explore our extensive selection of HK small parts at HKParts, perfect for repairs, upgrades, and custom builds. Our inventory includes high-quality, precision-machined replacement parts and maintenance kits designed for a wide range of HK models. Whether you need push pins, springs, or custom components, our HK-specific small parts ensure optimal performance and durability for your firearm.
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HK USP 9mm, .40 S&W Complete Recoil Assembly
H&K Heckler & Koch
$79.95Heckler and Koch New HK USP 9mm & .40 Cal Tactical Recoil Spring With Buffer Assembly - Complete This is a great spare or replacement item to have on hand, it is the factory OEM HK part for Tactical models. Each recoil rod assembly was designed to be...HKP-01475$79.95 -
HK USP Firing Pin - New Style
H&K Heckler & Koch
$79.95HK USP New Style Firing Pin A must-have spare and replacement part for your HK pistol, as the firing pin is one of the most important spare parts to have on hand. Brand new HK German manufactured. Compatible with: HK USP 9mm HK USP 40 Cal HK USP .45 All...HKP-01565$79.95 -
HK45 Compact, USP Compact, P2000, P30 Recoil Rod Bushing Sleeve
H&K Heckler & Koch
$6.95Recoil 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...HKP-01765$6.95 -
HK P30 Series Right Slide Release Shorty
H&K Heckler & Koch
$32.95Heckler and Koch Right Slide Release Shorty for HK P30 Series This is a shorter version slide release for the HK, P30, P30L, P30S, P30SK, and P30SKS "Safety" version models. The short models are standard on the P30S and P30SKS models.HKP-02487$32.95 -
HK45, HK45 Compact, P2000, P2000SK Slim Slide Release Lever Set
H&K Heckler & Koch
$89.95HK P2000, P2000SK, 45 & 45C Slim Slide Release Lever Set This set provides a lower profile slide release for those who conceal carry or ride the slide and prefer a lower profile slide release. Factory Standard Slide Release Lever: Left...HKP-02388$89.95 -
Out Of Stock
HK UMP Paddle Magazine Release - Heckler and Koch
H&K Heckler & Koch
$16.95Heckler and Koch Paddle Magazine Release for HK UMP This is a common repair and replacement part as they are easy to break on the UMP lower. Simple and easy to install with no gunsmith needed or required. Compatible With: UMP Please...HKP-00810$16.95 -
HK USP, P30, HK45 Hammer Spring - Reduced Power - 12 lb.
Lazy Wolf
$9.95Lazy Wolf HK Reduced Power Hammer Spring - 12 lb. An exciting new offering as a joint collaboration from the widely renowned pistol smith Lazy Wolf Guns & HK Parts! This custom spring was designed exclusively by master trigger smith Rick Holm at LWG...HKP-18148$9.95 -
HK P30, P30L, P30S, USP Compact, P2000 - 9mm Recoil Spring
H&K Heckler & Koch
$34.95Recoil Spring New HK German manufacture recoil spring for guide rod. A must-have spare part and a common consumable item. Compatible With: USP Compact 9mm P2000 9mm P30, P30L & P30S 9mm modelsHKP-01560$34.95 -
Sling Snap Hook 1" - Universal
USA
$4.95Snap Hook 1" This is a 1" HK-style snap hook for sling or other custom projects. We also offer 1.25" HK sling hooks, as these are great spare parts to have on hand.HKP-00730$4.95 -
HK MP5, HK94 Cocking Tube Support Spring
H&K Heckler & Koch
$6.95Heckler and Koch HK MP5, HK94 Cocking Tube Support Spring A great spare to have on hand as this part can become worn and be lost. The cocking tube support spring applies pressure to the cocking tube detent to enable the detent to lock into...HKP-01104$6.95 -
HK45, USP Sear Catch - New Style, LEM, Standard
H&K Heckler & Koch
$19.95HK USP & 45 LEM & Standard Models New Style Sear Catch This is the new style catch to convert older USP models to the newer style catch and is needed for the LEM conversions. It is also known as the USP match catch. Compatible...HKP-01803$19.95 -
HK416, MR556 Ejection Port Spring
H&K Heckler & Koch
$9.95Heckler and Koch HK MR556/416 Ejection Port Spring Compatible With: HK MR556 HK 416HKP-02616$9.95