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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HK CC9 Firing Pin Spring Retainer
H&K Heckler & Koch
$5.95H&K CC9 Firing Pin Spring Retainer Manufactured in Germany by H&K, this part secures the firing pin spring to the firing pin assembly, ensuring proper striker function during cycling. Compatible With: HK CC9HKP-22139$5.95 -
Out Of Stock
HK MP5 Magazine Locking Plate - 30 Round
KCI
$3.49KCI HK MP5 Locking Plate Spare locking plate for KCI MP5 30 round magazines. Compatible With: HK MP5HKP-21377$3.49 -
HK VP9, VP40 Backstrap - Small - FDE
H&K Heckler & Koch
$29.95H&K VP9, VP40 Backstrap - Small - FDE New HK German manufacture Compatible With: HK VP9 HK VP40 HK VP9A1 F HK VP9A1 KHKP-18118$29.95 -
HK45 Compact LEM Hammer Spring
H&K Heckler & Koch
$9.95Hammer Spring For HK 45C LEM Models This hammer spring is the factory correct LEM hammer spring for the HK45C and HK45CT. This is the spring needed to use any other variant of LEM kit to be complete to be used on the HK45C pistol. This is also a great...HKP-15789$9.95 -
HK P7M10, P7M13 Slide Removal Button, Retaining Catch
H&K Heckler & Koch
$29.95H&K HK P7M10/P7M13 Slide Removal Button, Retaining Catch Brand new HK German manufacture. No longer in production. These are the last units that HK made. Last call!HKP-15432$29.95 -
HK P30L .40 S&W Complete Recoil Assembly
H&K Heckler & Koch
$109.95HK P30L .40 S&W Complete Recoil Assembly A genuine German Heckler & Koch part. Spare recoil assemblies are a great help to keep the pistol functioning as it was designed. Compatible With: HK P30L .40.HKP-02436$109.95 -
HK USP Compact Lanyard Loop Insert Pin
H&K Heckler & Koch
$19.95H&K HK USPC Lanyard Loop Insert Pin Compatible With: HK USP Compact 9mm HK USP Compact .40 HK USP Compact .357 HK USP Compact .45 HK USP Compact TacticalHKP-01253$19.95 -
HK MP5 Locking Roller +4 - .40 S&W, 10mm
H&K Heckler & Koch
$20.95H&K Heckler and Koch New +4 roller for HK 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...HKP-00335$20.95 -
HK MP5 Roller - Standard 8mm - .40 S&W, 10mm
H&K Heckler & Koch
$20.95HK German MP5 40/10 8mm Roller - Factory New 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 2 (pair) for a...HKP-00338$20.95 -
HK USP Detent Plate - V1, V2
H&K Heckler & Koch
$13.95H&K USP V1/V2 Detent Plate Detent plate for full-size USP pistols. Used to convert or configure the pistol to Variant 1 (left-side safety/decocker) or Variant 2 (right-side safety/decocker). Ideal for users customizing their control layout...HKP-21982$13.95 -
Out Of Stock
HK G36, SL8 Roll Pin - Gas Piston
H&K Heckler & Koch
$9.95H&K HK G36, HK SL8 Roll Pin for Gas PistonHKP-16386$9.95 -
HK417, MR762 Charging Handle Catch
H&K Heckler & Koch
$59.95HK MR762, HK417 Extended Charging Handle Catch Complete New HK German manufacture. A great part to have on hand as these are prone to breakage and wear. Compatible With: HK MR762 HK 417 HK G28HKP-16852$59.95