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 VP9, VP40 Disassembly Lever
H&K Heckler & Koch
$24.95Disassembly Lever VP9 & VP40 New HK German VP9, VP40 take down lever. This is the lever that is designed to take the remove the slide from the frame. All steel manufacture. Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP40$24.95 -
HK P30 Series Left Slide Release Lever
H&K Heckler & Koch
$54.95Slide Release Lever Left - P30 Latest HK production. Compatible With: P30 P30SK$54.95 -
Out Of Stock
HK45, USP New Style Hammer Strut
H&K Heckler & Koch
$12.95H&K HK USP/45 New Style Hammer Strut Compatible With: HK USP 45 HK USP 40 HK USP 9mm HK USP Tactical, Elite, Expert HK45 HK45 Tactical$12.95 -
Out Of Stock
HK SL8, G36 Rod Spring - Gas Piston
H&K Heckler & Koch
$59.95HK German G36 & SL8 Gas Piston Rod Spring Assembly Great for spare parts or to use on that HK SL8-G36 conversion. This is a high-wear item and a must-have spare part. Compatible With: SL8-6, SL8-1 G36E, G36 full size$59.95 -
HK45, HK45 Compact, P30, P30L Hammer Bearing
H&K Heckler & Koch
$14.95HK 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.$14.95 -
HK416, MR556, HK417, MR762 Pistol Grip Screw
H&K Heckler & Koch
$9.95H&K HK MR556/MR762/416/417 Pistol Grip Screw This is the screw used to retail all battle grips/pistol grips on the HK and standard AR15 and M16 firearms. Compatible With: HK MR556 HK416 HK MR762 HK417$9.95 -
HK45, HK45C Detent Plate - Variant 5,6,9
H&K Heckler & Koch
$54.95H&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$54.95 -
HK Mark 23, SOCOM Block - Firing Pin
H&K Heckler & Koch
$35.95Heckler and Koch Firing Pin Block for Mark 23 and SOCOM This is the real deal and it is plated in nickel and made for the HK Mark 23 and SOCOM models. Compatible With: HK Mark 23 SOCOM Models$35.95 -
HK P7 Series Button Spring - Slide Removal
H&K Heckler & Koch
$7.95HK P7 Series Slide Removal Button Spring This item is no longer in production. Get it while it's still available. Compatible With: PSP P7M8 P7M10 P7M13$7.95 -
HK USP, USP Compact .45 ACP New Style Extractor
H&K Heckler & Koch
$59.95New Style Extractor New HK German part with red loaded chamber indicator. Compatible with: USP 45, USP 45 Tactical USP Compact .45, USPC .45 Tactical USP Expert$59.95 -
HK416 MR556 Threaded Pin for Buttstock Insert
H&K Heckler & Koch
$9.99H&K HK MR556/416 Threaded Pin for E1/E2 Buttstock Release Lever Insert New HK German manufactured E1/E2 stock release and tightening screw that takes the slack and slop out of the stock when in desired position. Compatible With: HK MR556 HK 416$9.99 -
HK416, MR556 Pin - Retaining - Ejector
H&K Heckler & Koch
$6.95H&K HK MR556/416 Ejector Retaining Pin This factory HK German part is the pin that holds the ejector in place on the bolt head. Great to have as a spare part. Compatible With: HK MR556 HK 416$6.95