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 P7M8, P7M13 Detent - Gas Piston
H&K Heckler & Koch
$9.95H&K HK P7M8/P7M13 Detent, Piston Compatible With: P7M8 P7M13HKP-16327$9.95 -
HK45, P30, P2000, USP Stop Disc - Recoil Spring
H&K Heckler & Koch
$4.95HK 45, P30, P2000, & USPC Recoil Spring Washer Retainer This disk supports and keeps the recoil spring centered and captive on the recoil rod itself. Compatible With: HK45, HK45 Tactical HK45 Compact, HK45 Compact Tactical USP Compact, USP...HKP-02428$4.95 -
HK VP9, VP9SK, VP40 Firing Pin Spring
H&K Heckler & Koch
$9.95H&K HK VP9/VP9SK, VP40 Main Spring For Firing Pin German HK. Compatible With: VP9 VP9 Tactical VP9SK VP40 VP40 TacticalHKP-16829$9.95 -
On Sale
HK VP9, VP40 Enhanced Support Sleeve - Black - BLEMISHED
HKP HK Parts
Now: $9.95Was: $19.95HKP HK VP9/VP40 Enhanced Support Sleeve COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. The support sleeve in the VP series pistols is a crucial component that...HKP-18677-BL-BNow: $9.95Was: $19.95 -
HK USP, USP Compact Lanyard Loop Insert
H&K Heckler & Koch
$13.95HK USP/USPC Lanyard Loop Insert Compatible With: HK USP 9mm HK USP .40 HK USP Compact 9mm HK USP Compact .40 / .357 HK USP Compact .45HKP-01935$13.95 -
HK416, MR556, HK417, MR762 Magazine Catch Spring
H&K Heckler & Koch
$9.95HK MR556, HK 416 & MR762 & 417 Magazine Catch Spring HK German manufacture. Compatible With: HK MR556 HK 416, M27 HK MR762 HK 417, G28 AR15, M4 & M16 firearmsHKP-02620$9.95 -
HK416 Ejection Port Axle
H&K Heckler & Koch
$4.95Ejection Port Axle - Steel- HK 416 New HK USA manufacture for the HK 416 family of firearms. This is the axle that holds the ejection port cover in place on the upper receiver.HKP-20039$4.95 -
HK416, HK417, MR556, MR762 Bolt Catch Spring
H&K Heckler & Koch
$6.95H&K HK MR556/762/416/417 Bolt Catch Spring Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-16661$6.95 -
HK UMP, G36 Sear Spring
H&K Heckler & Koch
$8.95HK UMP, USC, G36, & SL8 Sear Spring This part is used in conjunction with the sear in the trigger body of the lower.HKP-01866$8.95 -
HK SP5K, MP5K Cocking Tube Support Spring - Reverse Stretch
H&K Heckler & Koch
$6.95Heckler and Koch HK SP5K, MP5K Reverse Stretch Cocking Tube Support Spring A great spare to have on hand as this part can become worn and be lost. The cocking tube support spring applies pressure to the cocking tube detent to enable to the detent to lock...HKP-17873$6.95 -
HK VP9, VP9SK, VP40 Elbow Spring, Drop Safety
H&K Heckler & Koch
$6.95H&K HK VP9/VP9SK, VP40 Drop Safety Elbow Spring Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP9SK HK VP40HKP-16835$6.95 -
HK VP9, VP9SK, VP40 Left Side Slide Release Lever
H&K Heckler & Koch
$19.95H&K HK VP9/VP9SK, VP40 Left Side Slide Release Lever - Black New HK VP series German left side slide release lever for slide. Compatible With: HK VP9, VP9L HK VP9SK HK VP9A1 F HK VP9A1 K HK VP40HKP-16787$19.95