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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On Sale
HK SL8-1 Locking Lever - Complete
H&K Heckler & Koch
Now: $35.95Was: $39.95H&K HK SL8-1 Complete Locking Lever Heckler & Koch USC & SL8-1 Complete Locking Lever is a top-tier, factory original component crafted from robust black polymer. This German-made part is specifically engineered for the HK SL8, USC, and UMP...HKP-16375Now: $35.95Was: $39.95 -
On Sale
HK VP9SK, VP40SK Backstrap - Small - FDE
H&K Heckler & Koch
Now: $21.95Was: $23.95H&K VP9SK, VP40SK Backstrap - Small - FDE HK German manufacture. Compatible With: HK VP9SK HK VP40SKHKP-18961Now: $21.95Was: $23.95 -
On Sale
HK417, MR762 Charging Handle Latch Spring
H&K Heckler & Koch
Now: $8.95Was: $9.95H&K HK MR762/417 Charging Handle Latch Spring This is the charging handle release latch spring. Compatible With: HK MR762 HK 417HKP-16600Now: $8.95Was: $9.95 -
On Sale
HK45, HK45 Compact Ambidextrous Right Side Control Lever
H&K Heckler & Koch
Now: $17.95Was: $19.95New Genuine HK HK45 & HK45C Ambidextrous Right Side Control Lever This is a replacement right-side lever for those who have the ambi control lever installed. Compatible With: HK 45 HK 45 Compact It can also be used on HK USP...HKP-02710Now: $17.95Was: $19.95 -
On Sale
HK45, HK45 Compact, HK USP Series V7 LEM Hammer Axle
H&K Heckler & Koch
Now: $44.95Was: $49.95HK USP Series/45/45C V7 LEM Hammer Axle Compatible With: HK USP 45 HK USP 40 HK USP 9mm HK USP Compact 45 HK USP Compact 40 HK USP Compact 9mm HK USP Compact 357 HK45 HK45 CompactHKP-01929Now: $44.95Was: $49.95 -
Out Of Stock
HK G36, SL8 Extractor Rubber Pin
H&K Heckler & Koch
$0.00Heckler and Koch HK G36 and HK SL8 Extractor Rubber PinHKP-02162$0.00 -
On Sale
HK USC, SL8 Locking Lever Catch
H&K Heckler & Koch
Now: $6.95Was: $7.95H&K SL8 (5.56/.223) CatchHKP-16349Now: $6.95Was: $7.95 -
Out Of Stock
HK UMP Magazine Locking Plate - .40 S&W
H&K Heckler & Koch
$9.95H&K UMP (.40 S&W) Magazine Locking Plate German HK.HKP-16340$9.95 -
Out Of Stock
HK33, HK53, HK93 Cocking Lever Axle Pin
H&K Heckler & Koch
$0.00New HK German 93, 33, & 53 Cocking Handle Axle Pin This is a new HK factory part made for the .223 HK rifle for the HK93/33/53, not surplus or a cut-down .308 part, as others offer. This part is the axle pin that holds the cocking handle in place on...HKP-01060$0.00 -
On Sale
HK MP5K, SP89 Recoil Guide Rod - Stripped
H&K Heckler & Koch
Now: $13.95Was: $14.95New HK German MP5K, SP89 Recoil Guide Rod Bar Incomplete Recoil spring rod stripped. Compatible with all MP5K & SP89 recoil springs.HKP-01693Now: $13.95Was: $14.95 -
On Sale
HK MP5 A3 Retractable Buttstock Release Lever
H&K Heckler & Koch
Now: $17.95Was: $19.95HK MP5 A3 Retractable Buttstock Release Lever For use with the newer Navy or F style A3 retractable MP5 stocks. Not for use on the older 1st generation metal levered MP5 stocks. This lever is much easier to break than the older style and a must have item...HKP-16404Now: $17.95Was: $19.95 -
On Sale
HK90 Series Cocking Tube End Cap - Aluminum - USED
HKP HK Parts
Now: $7.95Was: $12.95HK Cocking Tube End Cap - Aluminum - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Made from weight-saving aircraft-grade aluminum alloy. US-made. Compatible With: All 90 series HK firearms and...HKP-02806-USEDNow: $7.95Was: $12.95