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 Forward Assist Plunger Pin
H&K Heckler & Koch
Now: $8.96Was: $9.95H&K HK MR556/416 Forward Assist Plunger PinNow: $8.96Was: $9.95 -
On Sale
HK G36, MP7 Bolt O-Ring - Firing Pin
H&K Heckler & Koch
Now: $8.96Was: $9.95HK G36 & MP7 Firing Pin - Bolt O-Ring Compatible With: HK G36 HK MP7Now: $8.96Was: $9.95 -
Out Of StockOn Sale
HK33, HK53, HK93 Firing Pin - Stainless Steel
HKP HK Parts
Now: $19.96Was: $24.95HKP HK 93/53/33 (5.56/.223) Firing Pin - Stainless Steel Specifications: Made in the USA Made from stainless steel Compatible With: HK 93/53/33Now: $19.96Was: $24.95 -
On Sale
HKP HK93, HK33 Spare Parts Kit
H&K Heckler & Koch
Now: $188.95Was: $209.95HKP HK93, HK33 Spare Parts Kit Spare parts kits for the most commonly worn parts needed to keep your HK93, HK33 going. This offering also includes a pouch to safely store all your replacement parts and needed tools to have on hand when required. This...Now: $188.95Was: $209.95 -
On Sale
HK VP9, VP9SK, VP40 Enhanced Support Sleeve - Green
HKP HK Parts
Now: $7.75Was: $14.96Enhanced Support Sleeve VP9, VP9SK & VP40 - Aluminum Alloy - Green A must-have upgrade part for the VP series of pistols! The support sleeve is found in the VP slide and is the part that depresses to allow you to remove the slide plate, firing pin...Now: $7.75Was: $14.96 -
On Sale
HK45 Compact Hammer Spring
H&K Heckler & Koch
Now: $9.86Was: $10.95Hammer Spring For HK45 Compact This part is shorter than the HK45 hammer spring and is used on the HK45C only.Now: $9.86Was: $10.95 -
On Sale
HK G36, SL8, USC, UMP Rear Sight Screw
H&K Heckler & Koch
Now: $17.95Was: $19.95HK G36, SL8 & USC, UMP Rear Sight Screw Rear sight screw to retain HK G38/Sl8 & USC/UMP rear sights housings to the rear sight base. Compatible With: G36, SL8 USC, UMPNow: $17.95Was: $19.95 -
Out Of StockOn Sale
HK MP5, HK94K, SP89 Firing Pin
POF
Now: $22.45Was: $24.95HK Contract MP5, HK94 Firing Pin - POF Made from HK prints and tooling in the POF factory. The USA and German HK offering are a better offering with tighter tolerances and better materials. Compatible With: MP5 HK94 MP5K SP89 SP5K All 9mm, 40/10mm...Now: $22.45Was: $24.95 -
On Sale
HK416, MR556 Extractor Spring Buffer
HKP HK Parts
Now: $4.31Was: $5.39HKP HK MR556/416 Extractor Spring Buffer This buffer fits inside the extractor spring in the extractor pocked of the bolt. This item is a high wear item and a spare would be highly advised. Compatible With: HK MR556 & HK416 FirearmsNow: $4.31Was: $5.39 -
On Sale
HK45C LEM Conversion Kit - Complete
H&K Heckler & Koch
Now: $179.95Was: $199.95New HK German HK 45 Compact LEM Conversion Kit Complete For All HK 45 Compact Pistols Use factory installed trigger return spring for the light LEM (4.5-5.5lb) and the supplied heavy trigger return spring for the heavy LEM conversion. This LEM conversion...Now: $179.95Was: $199.95 -
On Sale
HK P30L Recoil Rod Bushing Sleeve
H&K Heckler & Koch
Now: $35.96Was: $39.95HK P30L Recoil Rod Bushing Sleeve Compatible With: HK P30L 9mm HK P30L .40Now: $35.96Was: $39.95 -
On Sale
HK P30, P30S 9mm Complete Recoil Assembly
H&K Heckler & Koch
Now: $80.95Was: $89.95HK P30 & P30S 9mm Recoil Rod Assembly - Complete A genuine German Heckler & Koch part. Fresh springs help the pistol function as it was designed. Compatible With: P30 P30SNow: $80.95Was: $89.95