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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Out Of StockOn Sale
HK USP Compact LEM Block Spring - Firing Pin
H&K Heckler & Koch
Now: $8.05Was: $8.95H&K HK USPC LEM Firing Pin Block Spring Compatible With: HK USP Compact 9mm - LEM HK USP Compact 40 - LEM HK USP Compact 45 ACP - LEMNow: $8.05Was: $8.95 -
On Sale
HK G36, SL8 Ejector Spring
H&K Heckler & Koch
Now: $32.36Was: $35.95HK G36 & SL8 Series Ejector Spring - HK German This is a great item to have on hand as this part is prone to wear and breakage.Now: $32.36Was: $35.95 -
On Sale
HK G36, SL8, HK417, MR762 Bolt Head Ejector
H&K Heckler & Koch
Now: $17.95Was: $19.95H&K HK G36/SL8/MR762/417 Bolt Head Ejector Compatible With: HK MR762 HK 417 HK G36 HK SL8Now: $17.95Was: $19.95 -
On Sale
HK VP9, VP9SK, VP40 Striker - Firing Pin
HKP HK Parts
Now: $31.96Was: $39.95HKP HK VP9/VP9SK/VP40 Firing Pin Striker This firing pin fits all models of VP series pistols. Compatible With: HK VP9, VP9 tactical, VP9L, VP9 OR HK VP9SK VP40, VP40 tacticalNow: $31.96Was: $39.95 -
On Sale
HK45 Series, P30 Series Grip Pin - Cylindrical
H&K Heckler & Koch
Now: $5.36Was: $5.95H&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 V3Now: $5.36Was: $5.95 -
On Sale
HK UMP, USC Bolt Catch Spring
H&K Heckler & Koch
Now: $8.05Was: $8.95HK UMP & USC Bolt Catch Spring Compatible With: HK UMP HK USCNow: $8.05Was: $8.95 -
Out Of StockOn Sale
HK 21 (7.62x51/.308) Feed Mechanism Pawl
H&K Heckler & Koch
Now: $62.96Was: $69.95HK 21E & M13 Feed Mechanism PawlNow: $62.96Was: $69.95 -
On Sale
HK MP5 Barrel Retaining Pin - 5.015mm
H&K Heckler & Koch
Now: $13.46Was: $14.95H&K 90 Series Barrel Retaining Pin - 5.015mm Each barrel pin is used for installing a new or replacement barrel. HK suggests using a new factory barrel pin when installing or reinstalling an HK barrel. Compatible With: HK MP5, SP5, MP5K,...Now: $13.46Was: $14.95 -
On Sale
HK VP9SK, VP40SK Right Side Grip Panel - Small - Black
H&K Heckler & Koch
Now: $16.16Was: $17.95H&K VP9SK, VP40SK Right Side Grip Panel - Small - Black New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible With: HK VP9SK HK VP40SKNow: $16.16Was: $17.95 -
On Sale
HK417, MR762 Cam Pin
H&K Heckler & Koch
Now: $58.46Was: $64.95H&K HK MR762/HK417 Cam Pin Compatible With: HK MR762 HK 417Now: $58.46Was: $64.95 -
On Sale
HK417, MR762, G28 Firing Pin
H&K Heckler & Koch
Now: $58.46Was: $64.95H&K HK MR762/417/G28 Firing Pin This firing pin is a must have wear and tear replacement item for your MR762 or HK 417 Firearm. Compatible With: MR762 HK 417 G28Now: $58.46Was: $64.95 -
On Sale
HK P9S 9mm Extractor
H&K Heckler & Koch
Now: $71.95Was: $79.95HK P9S 9mm Extractor This extractor is no longer manufactured and is hard to find. This is the last remaining stock that HK had in inventory. Last call for this part.Now: $71.95Was: $79.95