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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On Sale
HK416, MR556 Bolt Head Cam Pin
H&K Heckler & Koch
Now: $28.75Was: $31.95H&K HK MR556/416 Bolt Head Cam Pin New factory HK German manufactured cam pin for bolt group. A common wear and replacement item. Compatible With: HK 416 HK MR556 HK M27 HK 416 A5Now: $28.75Was: $31.95 -
On Sale
HK VP9, VP9SK, VP40 Firing Pin with Striker
H&K Heckler & Koch
Now: $53.96Was: $59.95H&K VP9/VP9SK, HK VP40 Firing Pin w/ Striker New HK German factory firing pin that fits all models of VP series pistols. Compatible With: HK VP9, VP9 Tactical, VP9L, VP9 OR HK VP9SK VP40, VP40 TacticalNow: $53.96Was: $59.95 -
On Sale
HK USP .45 ACP Complete Recoil Assembly
H&K Heckler & Koch
Now: $89.95Was: $99.95H&K HK USP .45 ACP Complete Recoil Assembly New HK German manufacture. Compatible With: HK USP 45 Full Size Pistol HK USP Expert HK EliteNow: $89.95Was: $99.95 -
On Sale
HK USP Compact Recoil Rod Assemblies Snap Ring
H&K Heckler & Koch
Now: $7.16Was: $7.95HK USPC Recoil Rod Assemblies Snap Ring A great item to have on hand as they are prone to falling off when doing scheduled maintenance and cleaning on the recoil assemblies. Compatible With: HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact ...Now: $7.16Was: $7.95 -
On Sale
HK VP9, VP40 Grip Panel Left Side - Small - Black
H&K Heckler & Koch
Now: $16.16Was: $17.95H&K VP9, VP40 Grip Panel Left Side - Small - Black New HK German manufactured. Left side size small perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40 HK VP9A1 F HK...Now: $16.16Was: $17.95 -
On Sale
HK21E, HK23E, HK11E, HK13E Hammer Spring
H&K Heckler & Koch
Now: $17.95Was: $19.95HK German HK21E, 23E, 11E & 13E Hammer Spring - German This is the heaviest HK hammer spring available for the roller lock family of firearms. The factory correct hammer spring for the beltfed series of firearms. Made in Germany and production has...Now: $17.95Was: $19.95 -
On Sale
MM Registered Sear Pack - Re-Timed Hammer
Michaels Machines
Now: $152.06Was: $168.95MM Registered Sear Pack - Re-Timed Hammer - USA This part is the necessary addition for all registered sear conversions in 9mm, 40/10, 223, and.308 trigger packs. Protect your valuable investment by using the proper re-timed hammer for your sear pack...Now: $152.06Was: $168.95 -
On Sale
Now: $8.05Was: $8.95 -
On Sale
HK P30, P2000, USP Block Spring - Heavy Firing Pin
H&K Heckler & Koch
Now: $5.36Was: $5.95HK P2000 & P30 Heavy Firing Pin Block Spring This is the heavy LEM spring found on the LEM conversion. Compatible With: Any post-2005 production USP & UPSC P2000 P2000SK P30 P30SK Will fit the HK45 & HK45C modelsNow: $5.36Was: $5.95 -
On Sale
HK VP9, VP40 Grip Panel Left Side - Medium - Black
H&K Heckler & Koch
Now: $16.16Was: $17.95H&K VP9, VP40 Grip Panel Left Side - Medium - Black New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP40 HK VP9A1 F HK VP9A1 KNow: $16.16Was: $17.95 -
On Sale
HK P30L Recoil Rod Assembly - Complete
H&K Heckler & Koch
Now: $88.16Was: $97.95Heckler and Koch Complete Recoil Rod Assembly for HK P30L 9mm Genuine German HK recoil rod assembly for the P30L 9mm. A fresh factory recoil spring restores proper cycling and ensures the pistol functions to original HK specifications. Compatible...Now: $88.16Was: $97.95 -
On Sale
HK MP5 Magazine Release Lever Spring - 10mm and .40 S&W
H&K Heckler & Koch
Now: $8.96Was: $9.95H&K MP5 40/10 Magazine Release Lever Spring The needed spring that fits in the mag release lever and the magwell for the MP5 40/10 series. Made in Germany and no longer offered or made. These units are the latest design with the ground ends for...Now: $8.96Was: $9.95