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 Stock
HK417, MR762 Firing Pin - Titanium
HKP HK Parts
$49.95HK MR762 & HK417 Firing Pin - Titanium Grade 6 weapons grade Titanium manufacture. Made in the USA. A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK MR 762 & HK417 weapon system. Get the...HKP-17768$49.95 -
On Sale
HK45, HK45 Compact Extractor
H&K Heckler & Koch
Now: $44.95Was: $49.95German HK45 & HK45C Extractor - New A great spare and replacement part to have. Compatible With: HK45 Tactical HK45 HK45 Compact Tactical HK45 CompactHKP-01298Now: $44.95Was: $49.95 -
On Sale
HK P30SK Backstrap - Small - Black
H&K Heckler & Koch
Now: $26.95Was: $29.95H&K P30SK Backstrap - Small - Black Compatible With: HK P30SKHKP-18081Now: $26.95Was: $29.95 -
On Sale
HK P Series Disconnector
H&K Heckler & Koch
Now: $5.95Was: $6.95HK P Series Disconnector Compatible With These Models In 9mm, .40 S&W, & .357 SIG: HK P30 HK P30L HK P2000 HK P2000SKHKP-01794Now: $5.95Was: $6.95 -
On Sale
HK P Series Control Latch
H&K Heckler & Koch
Now: $17.95Was: $19.95HK P Series Control Latch Compatible With: HK P30 HK P30L HK P30SK HK P2000 HK P2000SK Please Note: This is the correct part for the CDA V4.1 Trigger found in Europe.HKP-01957Now: $17.95Was: $19.95 -
On Sale
HK USP Compact Variant 4 Right Decock Control Lever
H&K Heckler & Koch
Now: $31.95Was: $34.95USPC - Decock Lever V4 - Decock Only Compatible with all USP Compact pistols and provides the V4 Decock ONLY (no safety function) when used with the Variant 3 & 4 Detent Plate. This is the correct lever for those who are "left-handed"...HKP-02264Now: $31.95Was: $34.95 -
On Sale
HK USP Compact Slide Release Lever
H&K Heckler & Koch
Now: $58.95Was: $64.95HK USPC Slide Release Lever New HK German factory part. Compatible With: HK USP Compact 9mm HK USP Compact .357 HK USP Compact .40 HK USP Compact .45 HK USP Compact Tactical ModelsHKP-02252Now: $58.95Was: $64.95 -
On Sale
HK SL8-1 Sight Screw, Rear
H&K Heckler & Koch
Now: $13.95Was: $14.95H&K HK SL8-1 Rear Sight ScrewHKP-16383Now: $13.95Was: $14.95 -
On Sale
HK G36 Catch Axle
H&K Heckler & Koch
Now: $6.95Was: $7.95HK G36 Catch Axle For All LowersHKP-01872Now: $6.95Was: $7.95 -
On Sale
HK MP5 Locking Roller -4 - .40 S&W, 10mm
H&K Heckler & Koch
Now: $17.95Was: $19.95H&K Heckler and Koch HK German -4 roller for MP5 40/10 Hard to find and essential for making headspace adjustments when necessary. Great spare to have on hand and no longer in production. Please Note: The price listed is per roller. Order...HKP-00337Now: $17.95Was: $19.95 -
On Sale
HK MP5 Extractor - .40 S&W, 10mm
RCM
Now: $29.95Was: $34.95RCM US Made Extractor for HK MP5 .40 S&W and 10mm This part is made to the exact same specs as the HK German extractor final polish included. It is also a great upgrade for the clone CA and Vector builds.HKP-01969Now: $29.95Was: $34.95 -
On Sale
HK CC9 Magazine Locking Plate - 12 Round
H&K Heckler & Koch
Now: $4.95Was: $5.95H&K CC9 Magazine Locking Plate - 12 Round Locking plate for H&K CC9 12-round magazine. Secures the floor plate and internal components to the magazine body. German-made by H&K. Compatible With: HK CC9HKP-22145Now: $4.95Was: $5.95