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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HK45, HK45 Compact, HK USP Series V7 LEM Hammer Axle
H&K Heckler & Koch
$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-01929$49.95 -
Out Of Stock
HK G36, SL8 Front Sight Screw - Dual and Single Optics - Extended
H&K Heckler & Koch
$9.95Dual/Single Optic Longer Front Sight Screw - HK German HK German manufacturer. This is a required part if you want to install either the dual or single optic. Compatible With: HK G36 HK SL8HKP-00801$9.95 -
On Sale
HK 90 Series Locking Roller for Bolt Head - 7.96mm
MKE
Now: $22.95Was: $28.95MKE -4 Roller for Bolt Head 7.96mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. Made in Turkey by MKE on HK tooling. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the...HKP-22238Now: $22.95Was: $28.95 -
HK CC9 Slide Release
H&K Heckler & Koch
$46.95Heckler and Koch Slide Release for HK CC9 Factory slide release manufactured by Heckler and Koch for the CC9 platform. Allows manual release of the slide and engages the slide stop after the last round when used with an empty magazine. Compatible...HKP-22124$46.95 -
HK CC9 Slide Release Pin
H&K Heckler & Koch
$5.95H&K CC9 Slide Release Pin Genuine H&K CC9 slide release pin secures the slide release lever to the frame. Compatible With: HK CC9HKP-22121$5.95 -
Out Of Stock
B&T APC9 Selector Position Lock Spring
B&T Brugger & Thomet
$4.95B&T APC9 Selector Position Lock Spring Compatible With: APC Series Standard receiver Glock receiver Sig receiverHKP-21764$4.95 -
Out Of Stock
$8.95 -
HK417, MR762 Charging Handle Plate
H&K Heckler & Koch
$19.95HK MR762, HK417 Plate For Charging Handle Compatible With: HK MR762 HK417HKP-16843$19.95 -
HK417, MR762 Hammer Axle
H&K Heckler & Koch
$13.95H&K HK MR762/417 Hammer Axle Compatible With: HK MR762 HK 417HKP-16622$13.95 -
$39.95 -
HK45 Compact Hammer Strut
H&K Heckler & Koch
$11.95Heckler and Koch HK45 Compact Hammer Strut Replacement hammer strut designed for the HK45 Compact pistol. Intended for maintenance or repair of compatible hammer assemblies to ensure proper operation. Compatible With: HK45 CompactHKP-02217$11.95 -
$19.95