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
HK UMP, USC, G36, SL8 Compression Spring - Index Plate
H&K Heckler & Koch
$7.95H&K UMP/USC/G36/SL8 (.40 S&W/.45 ACP/9mm/5.56/.223) Index Plate Compression SpringHKP-16496$7.95 -
Out Of Stock
HK 21 Ammunition Belt Box Adapter
Michaels Machines
$274.95Belt Box Adapter A new custom-made adapter - allows you to use HK German factory HK21E belt boxes on the HK21 older style or original style belt feds. It is a drop-in design that will enable easy and quick use of the superior HK21E belt boxes...HKP-01844$274.95 -
B&T TP9, MP9 Extractor Spring
B&T Brugger & Thomet
$9.95B&T TP9, MP9 Extractor Spring Swiss-manufactured TP9 and MP9 extractor spring. Compatible With: B&T TP9, MP9HKP-17300$9.95 -
HK VP9SK, VP40SK Backstrap - Small - Black
H&K Heckler & Koch
$25.95H&K VP9SK, VP40SK Backstrap - Small - Black New HK German manufacture. Compatible With: HK VP9SK HK VP40SKHKP-18306$25.95 -
HK P7 Series Front Sight Slide Retainer Pin
H&K Heckler & Koch
$4.95HK P7 Series Front Sight Slide Retainer Pin Compatible With: PSP P7M8 P7M10 P7M13HKP-01361$4.95 -
HK P30SK Backstrap - Small - Black
H&K Heckler & Koch
$29.95H&K P30SK Backstrap - Small - Black Compatible With: HK P30SKHKP-18081$29.95 -
HK417, MR556, MR762 Index Pin Spring
H&K Heckler & Koch
$7.95H&K HK MR556/MR762/417 Index Pin Spring Compatible With: HK MR556 HK 417 HK MR762HKP-17021$7.95 -
$14.95 -
HK23E, HK13E Firing Pin
H&K Heckler & Koch
$109.95H&K 23E/13E (5.56/.223) Factory German Firing Pin New HK23E & HK13E factory German firing pin. These firing pins are no longer in production from HK. We have a limited number available and once they are gone, they are gone for good...HKP-00820$109.95 -
Out Of Stock
HK VP9, VP40 Backstrap - Small - Gray
H&K Heckler & Koch
$19.95H&K VP9, VP40 Backstrap - Small - Gray Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP40HKP-18125$19.95 -
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 -
HK USP Compact Slide Release Lever
H&K Heckler & Koch
$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-02252$64.95