HK33 / HK53 / HK93 Small Parts
Explore our selection of HK33, HK53, and HK93 small parts, perfect for repairs, upgrades, and custom builds. Our inventory includes precision replacement pins, springs, detents, locking pieces, and essential components designed for proper fit, durability, and reliable performance
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HK MP5, HK90 Series Ejector Spring
H&K Heckler & Koch
$6.95H&K Ejector Lever Spring The new HK German factory ejector lever spring fits all HK 90 series of rifles and pistols. This is a common repair and replacement part, and it is a recommended spare part...HKP-00059$6.95 -
HK G3, HK91, HK93, HK53 Extractor Spring
H&K Heckler & Koch
$6.74HK German 308/7.62 & 556/.223 Rifle Extractor Spring New factory HK German part. The extractor spring is the most frequently replaced part on HK firearms. Compatible With:HKP-00188$6.74 -
HK Push Pin for Handguards and Lowers
H&K Heckler & Koch
$8.95H&K HK Push Pin - Forearm with Lower - Small Push Pin All steel HK German small push pin for use on the lower grip housing. The small push pin is also the correct pin for holding the HK forearm in...HKP-00075$8.95 -
HK MP5, HK90 Series Extractor Spring - FMP
H&K Heckler & Koch
$3.49HK Parts contracted with FMP to bring you this Rifle Extractor Spring New FMP contract! The extractor spring is the number one replaced item on HKHKP-16248$3.49 -
On Sale
HK Small Push Pin for Handguards and Lowers
USA
Now: $6.08Was: $7.59HK Small push pin - US Made All steel small push pin for use on the lower grip housing for a push pin style of lower housing. Black nitride finish which adds extra durability to the pin plus...HKP-20397Now: $6.08Was: $7.59 -
HK MP5, HK90 Series Ejector Lever Axle - US
HKP HK Parts
$9.95US Ejector Lever Axle This US ejector lever axle pin holds the ejector lever in place in the trigger pack. Made out to HK spec for the best US replacement part on the market. The best replacement for...HKP-20630$9.95 -
On Sale
HK Gen 1 Spring Upgrade - Roller Retainer Plate
HKP HK Parts
Now: $7.96Was: $9.95HKP 1st Gen Roller Retainer Plate To Spring Upgrade This action 3 roller retainer spring for all 1st Generation bolt heads replaces the oval-shaped roller retainer plate. HK made a wire spring as an...HKP-02119Now: $7.96Was: $9.95 -
Locking Roller - Plus and Minus Sizes
RCM
$8.95RCM Rollers, + & - Sizes RCM US-made locking rollers are available in both plus and minus sizes, making them the ideal choice for adjusting bolt gaps. These rollers are the top-tier locking rollers...HKP-22094-M$8.95 -
HK MP5, HK90 Series Buttstock Push Pin - USED
H&K Heckler & Koch
$3.95H&K 90 Series Butt Stock Push Pin - USED Each large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. Large push pins are for the stock and the small push pin...HKP-18038$3.95 -
HK MP5, HK90 Series Buttstock Push Pin - Large
H&K Heckler & Koch
$8.95HK German Butt Stock Push Pin Each large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. These are great replacement or spare parts to keep on hand as they...HKP-00076$8.95 -
HK MP5, HK91, G3, HK33, HK53, HK93 Push Pin Set
H&K Heckler & Koch
$15.49HK Heckler and Koch Set of Two (One Large and One Small) Push Pins -Used These are great replacements or spare parts to keep on hand. Compatible With: MP5, SP5,HKP-00673$15.49 -
HK German Roller Retainer Plate For Rollers
H&K Heckler & Koch
$7.95HK German Roller Retainer Plate For All Rollers - Used This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with the use and age of the...HKP-02690$7.95