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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Out Of Stock
HK416, MR556, HK417, MR762 Bolt Catch Spring
H&K Heckler & Koch
$6.95H&K HK MR556/762/416/417 Bolt Catch Spring Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-16661$6.95 -
HK416, MR556, MR762 Forward Assist Assembly, Complete
H&K Heckler & Koch
$74.95H&K Heckler and Koch Forward Assist Assembly for HK416, HK MR556, and HK MR762 H&K Germany factory HK MR556 and HK416 forward assist assembly complete. Compatible With: HK 416, MR556 HK MR762HKP-16528$74.95 -
Out Of Stock
HK416, MR556, HK417, MR762 Magazine Catch Spring
H&K Heckler & Koch
$9.95Heckler and Koch Magazine Catch Spring for HK 416, HK MR556 and HK417, MR762 HK German manufacture. Compatible With: HK416, MR556 M27 HK417, MR762 G28 AR15, M4, M16 firearmsHKP-02620$9.95 -
HK VP9, VP9SK, VP40 Firing Pin Spring
H&K Heckler & Koch
$9.95H&K HK VP9/VP9SK, VP40 Main Spring For Firing Pin German HK. Compatible With: VP9 VP9 Tactical VP9SK VP40 VP40 TacticalHKP-16829$9.95 -
On Sale
HK VP9, VP9SK, VP40 Firing Pin with Striker - Titanium
HKP HK Parts
Now: $49.95Was: $79.95HKP HK VP9/VP40/VP9SK Titanium Firing Pin w/ Striker - Black Upgrade your VP series pistol with the HK Parts lightweight titanium. Reduced weight results in reduced lock time for faster shots and improved accuracy. A true drop in part made of the...HKP-17643Now: $49.95Was: $79.95 -
HK MP5, HK94, MP5K, SP5K Tac Latch
Other
$69.95New Tac Latch (latest Generation) Paddle Style Magazine Release For The HK94, SP89, HK SP5K Family of Firearms HK's were designed to have a quick one-handed release capability for the magazine (paddle mag release). However, the semi-auto...HKP-02792$69.95 -
HK91, G3, PTR 91 Spare Parts Kit
HKP HK Parts / Heckler & Koch
$149.95HKP HK G3, HK 91, PTR 91 Spare Parts Kit Spare parts kits for the most commonly worn parts needed to keep your HK G3 going. This offering also includes a pouch to safely store all your replacement parts and needed tools to have on hand when required...HKP-20684$149.95 -
HK45, P30, P2000, USP Stop Disc - Recoil Spring
H&K Heckler & Koch
$12.95HK 45, P30, P2000, & USPC Recoil Spring Washer Retainer This disk supports and keeps the recoil spring centered and captive on the recoil rod itself. Compatible With: HK45, HK45 Tactical HK45 Compact, HK45 Compact Tactical USP Compact, USP...HKP-02428$12.95 -
HK Burst Eccentric Bushing
H&K Heckler & Koch
$59.95HK Burst Eccentric Bushing HK German factory part is found in all HK burst trigger packs. This part is in between the hammer shank hole and the inside of the trigger box hammer axle spacer. This part is one of the most common wear...HKP-02647$59.95 -
HK MP5, HK90 Series Locking Roller -2 - Standard 7.98mm - Used
H&K Heckler & Koch
$9.95HK German Locking Roller Standard 7.98mm - Used The proper roller size is essential for proper head spacing and bolt gap. Used German German-made -2 or 7.98mm roller, each roller is priced per roller. Used HK German. HK locking roller, -2, 7.98mm. HK...HKP-20600$9.95 -
HK VP9, VP9SK, VP40 Elbow Spring, Drop Safety
H&K Heckler & Koch
$6.95H&K HK VP9/VP9SK, VP40 Drop Safety Elbow Spring Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP9SK HK VP40HKP-16835$6.95 -
HK P30, HK45, USPC Recoil Spring
H&K Heckler & Koch
$18.95New HK German Pistol Recoil Spring This part is ideal for repair or a replacement item as this is a high-wear item. This spring is the factory-correct flat-style compression spring. Compatible With: HK 45C, HK45C Tactical HK USPC .45, USPC Tactical HK...HKP-01673$18.95