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 CC9 Extractor Spring
H&K Heckler & Koch
Now: $4.95Was: $5.95H&K CC9 Extractor Spring Made by H&K, the extractor spring for the cc9 pistol provides spring tension to the extractor for reliable cartridge extractions. Compatible With: HK CC9HKP-22130Now: $4.95Was: $5.95 -
Out Of Stock
HK CC9 Recoil Spring Support
H&K Heckler & Koch
$5.95H&K CC9 Recoil Spring Support Genuine H&K, this recoil spring support for the CC9 pistol guides and supports the recoil spring during cycling. Compatible With: HK CC9HKP-22113$5.95 -
Out Of Stock
HK CC9 Magazine Release Button
H&K Heckler & Koch
$19.95Heckler and Koch Magazine Release Button for HK CC9 Made in Germany, this magazine release button for CC9 pistol allows the user to release the magazine from the frame. Compatible With: CC9HKP-22111$19.95 -
Out Of Stock
HK CC9 Magazine Catch Spring
H&K Heckler & Koch
$5.95Heckler and Koch Magazine Catch Spring for HK CC9 This authentic CC9 magazine catch spring applies tension to the magazine catch for secure magazine retention and release. Compatible With: HK CC9HKP-22107$5.95 -
On Sale
HK G36C Piston Rod - Incomplete
H&K Heckler & Koch
Now: $44.95Was: $49.95Heckler and Koch Incomplete Black Gas Piston Rod for HK G36C A must have item for HK G36C conversions from SL8's or for spares for your G36C. New HK German factory part. Compatible with: G36CHKP-17009Now: $44.95Was: $49.95 -
On Sale
HK VP9, VP40 Backstrap - Small - OD Green
H&K Heckler & Koch
Now: $22.95Was: $24.95H&K VP9, VP40 Backstrap - Small - OD Green New HK German Manufactured Compatible With: HK VP9 HK VP40 HK VP9A1 F HK VP9A1 KHKP-18839Now: $22.95Was: $24.95 -
On Sale
HK417, MR762 Ejection Port Cover
H&K Heckler & Koch
Now: $38.95Was: $42.95H&K HK MR762/417 Ejection Port Cover New HK German polymer .308 style MR762, HK 417 & G28 firearms. Compatible With: HK MR762 HK 417 HK G28 Other HK Spec .308 firearmsHKP-16598-MNow: $38.95Was: $42.95 -
On Sale
HK45, HK45 Compact V4 LH Decock Only Lever
H&K Heckler & Koch
Now: $26.95Was: $29.95HK 45 & 45C V4 LH Decock Only Lever The V4 lever is for the right side of the frame for a left-handed shooter. This lever is to be used in conjunction with the V3/4 detent plate found below. Detent...HKP-02707Now: $26.95Was: $29.95 -
On Sale
HK416, HK417, MR556, MR762 Long Disconnector Spring
H&K Heckler & Koch
Now: $8.95Was: $9.95H&K HK MR556/MR762/416/417 Long Disconnector Spring HK German manufactured disconnector spring. This is the longer of the 2 springs found in the trigger/sear assembly. Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-16774Now: $8.95Was: $9.95 -
On Sale
HK USC Locking Lever Axle - .45 ACP
H&K Heckler & Koch
Now: $26.95Was: $29.95HK USC Lower Locking Lever Axle A great item to have on hand as spares. New German HK. Compatible With: All USC lowersHKP-16376Now: $26.95Was: $29.95 -
On Sale
HK MP5 Locking Roller -2 - .40 S&W, 10mm
H&K Heckler & Koch
Now: $17.95Was: $19.95H&K Heckler and Koch -2 roller HK German 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...HKP-00336Now: $17.95Was: $19.95 -
On Sale
HK Trigger Pack Ejector Lever Axle - USED
H&K Heckler & Koch
Now: $12.95Was: $19.95HK Trigger Pack Ejector Lever Axle - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK German ejector lever axle pin for all HK trigger packs. This is the factory correct axle pin that holds the...HKP-01091-USEDNow: $12.95Was: $19.95