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 UMP, USC Extractor - .45 ACP
H&K Heckler & Koch
$49.95New USC & UMP .45 Extractor - German Compatible with both the USC & UMP. Perfect for spares as they are prone to breakage and are a common wear item. Please Note: HK considers this a high wear and replacement item. Once it is removed from the...$49.95 -
Out Of Stock
HK G36 Front Sight Screw - Extended - Dual and Single Optics
USA
$5.95Single Optic Front Sight Screw - G36 - Extended This is a required part if you want to install either the dual or single optic. Compatible With: HK G36 HK SL8$5.95 -
HK 90's Series Compression Rod - Titanium
HKP HK Parts
$29.95Compression Rod - 90's Series - Titanium The H&K burst trigger pack compression rods and compression rod springs are the foremost wear/breakage components in burst packs. This replacement compression rod is constructed from titanium, offering...$29.95 -
$7.95 -
HK USP Buffer Spring
H&K Heckler & Koch
$9.95HK USP Recoil Rod Secondary Buffer Spring This is the spring found under the larger primary recoil spring on the recoil assembly Compatible With: HK USP 45 HK USP 40 HK USP 9mm All HK USP Tactical models HK Elite, Expert$9.95 -
HK USP Compact Right to Left Handed Control Lever V2, V6, V10
H&K Heckler & Koch
$39.95For Variant 2, 6, And 10 - Right Side Selector Lever For Left Handed Shooter The lever you need to swap right to left-handed Compatible With: HK USP Compact 9mm HK USP Compact .40 Cal / .357 Sig HK USP Compact .45 Cal HK USPC...$39.95 -
HK UMP/USC/G36/SL8 (.40 S&W/.45 ACP/9mm/5.56/.223) Ambidextrous Sling Loop
H&K Heckler & Koch
$40.95UMP, USC, SL8, & G36 Ambidextrous Sling Loop Or Eyebolt For Sling - German HK The addition of the HK eyelet creates a sling attachment point that will enable you to mount a sling using any of the hard mounting points located on the forearm of the...$40.95 -
On Sale
HK USP V1, V2 Old Style Complete Hammer
H&K Heckler & Koch
Now: $29.95Was: $79.95HK USP V1/V2 Old Style Complete Hammer HK USP complete with pin - hammer variant 1, 2, and 9. Old style all metal USP spurred hammer.Now: $29.95Was: $79.95 -
Out Of Stock
HK MP5 Elbow Spring - Cocking Lever
H&K Heckler & Koch
$39.95MP5 40, 10 Bolt Hold Torsion Spring This is the factory spring used to activate the bolt hold-open lever. Great spare and needed part to have on hand.$39.95 -
HK VP9, VP40 Grip Panel Right Side - Medium - Black
H&K Heckler & Koch
$17.95H&K VP9, VP40 Grip Panel Right Side - Medium - Black New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP9A1 F, VP9A1 K HK VP40$17.95 -
Out Of Stock
HK21E, HK11E Extractor Spring
H&K Heckler & Koch
$24.95HK21E & 11E Factory Extractor Spring Made by HK Germany for all HK21E's and 11E's.$24.95 -
HK G36/SL8 (5.56/.223) Extractor Axle
$6.95HK G36, SL8 Extractor Axle- US Made New extractor axle for use on all G36, Sl8 bolt heads. This part can become heavily worn and is prone to breakage. Compatible With: HK G36 models HK Sl8 models$6.95