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 VP9, VP9SK, VP40 Firing Pin Return Spring
H&K Heckler & Koch
$9.95H&K VP9/VP9SK, VP40 Firing Pin Pressure Spring Compatible With: HK VP9/VP9SK HK VP9A1 F, VP9A1 K HK VP40HKP-16831$9.95 -
Out Of Stock
HK45, HK45 Compact, USP, USP Compact Control Latch
H&K Heckler & Koch
$16.95Control Latch Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .45 ACP HK45, HK45 Tactical HK45 Compact, HK45C Tactical HK Tactical, Elite & Expert ModelsHKP-01174$16.95 -
HK SL8, G36 Magazine Release Spring - US
GSG9
$4.95GSG9 Magazine Release Spring - USA Made for HK G36 and HK SL8 Mag release spring for all G36 and SL8 models. A must have spare part. Made in the USA. G36 G36K SL8 Other custom G36 type buildsHKP-18254$4.95 -
HK VP9, VP9SK, VP40 Right Side Slide Release
H&K Heckler & Koch
$18.95Right Side VP9, VP40 Slide Release Lever Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP9SK HK VP40HKP-16794$18.95 -
HK416, MR556, MR762 Trigger Guard Assembly
H&K Heckler & Koch
$52.95H&K HK MR556/MR762/416 Trigger Guard Assembly New HK German part that protects the trigger from an accidental discharge. Compatible With: HK MR556 HK 416 HK MR762HKP-02545$52.95 -
HK UMP, USC Firing Pin Spring
H&K Heckler & Koch
$9.95H&K UMP/USC (.40 S&W/.45 ACP/9mm) Firing Pin Spring This is a common wear and breakage item. This item also frequently becomes lost by end users when field stripping the UMP and USC Bolts. Compatible with: All HK UMP & USC FirearmsHKP-00262$9.95 -
HK USP Compact Recoil Rod Assemblies Snap Ring
H&K Heckler & Koch
$7.95HK USPC Recoil Rod Assemblies Snap Ring A great item to have on hand as they are prone to falling off when doing scheduled maintenance and cleaning on the recoil assemblies. Compatible With: HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact ...HKP-01944$7.95 -
HK UMP, USC Magazine Release Spring
H&K Heckler & Koch
$9.95HK UMP & USC Magazine Release Spring HK German factory mag release spring for all USC and UMP mag releases. Compatible With: USC lowers UMP lowersHKP-01899$9.95 -
HK91, G3, HK33, HK53, HK93 Paddle Mag Release Contact Piece
H&K Heckler & Koch
$29.95Heckler and Koch Contact Piece for Paddle Magazine Release 5.56 / .223 and 7.62x51 / .308 German HK manufacture. The contact piece is used in the magazine release assembly for the paddle mag release. Compatible With: HK33, HK53, HK93 HK91, G3, PTR91HKP-00465$29.95 -
HK MP5, MP5K Paddle Mag Release Contact Piece
H&K Heckler & Koch
$59.95Heckler and Koch 9mm Contact Piece for Paddle Mag Release for HK MP5 and HK MP5K - German This is the real deal NOT the .308 or .223 contact piece. Hard to find factory-correct, brand-new, latest production German HK 9mm contact piece. Compatible...HKP-00118$59.95 -
HK SL8, G36 Magazine Release Spring
H&K Heckler & Koch
$9.95Heckler and Koch Magazine Release Spring for HK G36 and HK SL8 A must have spare part. Compatible With: G36 SL8HKP-16344$9.95 -
HK CC9 IWB Clip - Minimalist
HKP HK Parts
$59.95HKP HK CC9 IWB Clip - Minimalist The HKP HK CC9 IWB clip offers a minimalist solution for absolute concealment. When a holster creates undesired printing, our IWB eliminates the bulk to keep the pistol safe from discovery. Our IWB clip fits snug...HKP-22095$59.95