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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HK45, HK45C Detent Plate for Variant 1, 2
H&K Heckler & Koch
$14.50Detent Plate For HK45, HK45C Variant 1, 2 Compatible With: HK45 HK45 CompactHKP-01807$14.50 -
HK Mark 23 Recoil Assembly Compression Spring
H&K Heckler & Koch
$19.95Mark 23 Recoil Assembly Compression Spring Brand new HK German recoil spring for the HK Mark 23 or SOCOM .45 Pistol. A high wear item that needs to be changed & replaced often as this is a consumable part.HKP-16644$19.95 -
HK P30 Recoil Rod Compression Spring
H&K Heckler & Koch
$7.95H&K HK P30 Recoil Rod Compression SpringHKP-16653$7.95 -
HK USP, USP Tactical Lanyard Loop Insert - .45 ACP
H&K Heckler & Koch
$18.95HK USP/Tactical .45 ACP Lanyard Loop Insert This item does not have the lockout device installed for those who prefer not to have this device on their firearm.HKP-02385$18.95 -
Out Of Stock
HK USP Hammer Spring
H&K Heckler & Koch
$7.95H&K HK USP Hammer Rebound Spring For use on DAO only NOT LEM hammers for the following pistols. 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 .357 SIG HK USP Compact .45...HKP-16678$7.95 -
HK416, HK417, MR556, MR762 Pin Look Index
H&K Heckler & Koch
$6.95H&K HK 417/MR556/416/MR776 Pin Look Index Compatible With: HK MR556 HK 417 HK MR556HKP-02639$6.95 -
$5.95 -
HK USC, SL8 Buttstock Allen Screw
H&K Heckler & Koch
$17.95Buttstock Allen Screw For HK USC Or HK SL8 rifles. This is the screw that holds the stock assembly onto the upper receiver of the HK USC & SL8.Great for replacements or to have as spares. This item is factory HK and a common spare.HKP-01649$17.95 -
Out Of Stock
HK VP9 Match Firing Pin - Complete
H&K Heckler & Koch
$69.95Heckler and Koch Complete Firing Pin for your VP9 Match Complete firing pin assembly including firing pin, sleeve, spring, and shell spring washers. Compatible With: HK VP9 Match HK VP9 HK HK VP9L HK VP9SKHKP-22320$69.95 -
HK416, MR556 Magazine Catch - Ambi
H&K Heckler & Koch
$92.95H&K HK MR556, HK416 Mag Catch - Ambi Factory HK ambidextrous magazine catch/release. Compatible With: HK416 A5 HK MR556 A4 NOT compatible with earlier variants with single-side controlsHKP-22289$92.95 -
HK VP9 Short Slide Release Lever - Left
H&K Heckler & Koch
$54.95H&K VP Short Slide Release Lever - Left Short Left side slide release for VP series pistols. Can be combined with 260498, 50254710, 50239708. Compatible with: VP9/VP9 Tactical VP9 Match VP9L VP9SK VP9K VP9 A1 VP40HKP-22000$54.95 -
B&T Takedown Pin Rear
B&T Brugger & Thomet
$12.95B&T APC Takedown Pin - Rear Factory B&T rear take down pin for the APC receiver. Compatible With: APC Series Standard receiver Glock receiver Sig receiverHKP-21727$12.95