Parts
At HK Parts, we offer a wide range of high-quality Heckler and Koch accessories and components for your favorite firearms. Whether you are upgrading a Heckler and Koch pistol or rifle, or building with parts kits, we have you covered. Explore top-rated components for VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, find the parts you need to enhance performance, reliability, and function.
Popular upgrades include match triggers, threaded barrels, compensators, optic plates, and extended magazines. Rifle owners often add enhanced stocks, forearms, and ambidextrous controls.
MP5 and MP5K kits are top sellers, giving shooters authentic components for iconic builds. G36 and HK416 kits are also highly sought after by collectors and professionals alike.
HKP offers the world’s largest H&K-focused catalog, with better availability, faster fulfillment, and expert support compared to general retailers.
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On Sale
HKP .40 S&W - Micro Comp - Threaded 9/16x24
HKP HK Parts
Now: $24.95Was: $49.95HKP .40 S&W - Micro Comp - Threaded 9/16x24 The HK Parts Micro Comp & Thread Protector is a lightweight, dual-function device serving as both a compensator and thread protector. It attaches easily to any factory spec P30/P30L barrel...HKP-20369Now: $24.95Was: $49.95 -
HKP 24 Round HK USP45, USP45 Tactical .45 ACP Complete Magazine
HKP HK Parts
$89.9524 Round Magazine Complete - USP45, USP45 Tactical The HK Parts manufactured USP 45 mag extension has been installed on an HK USP 45 12 round magazine to increase the capacity to a 24 round complete magazine. A great accessory and upgrade! Each...HKP-19479$89.95 -
HK VP9, VP40 Grip Panel Right Side - Medium - FDE
H&K Heckler & Koch
$19.95H&K VP9, VP40 Grip Panel Right Side - Medium - FDE New HK German manufactured. Right 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 VP40HKP-18116$19.95 -
HK417, MR762, G28 Ejection Cover Axle Spring
H&K Heckler & Koch
$9.95H&K HK MR762/417/G28 Ejection Cover Axle Spring New Hk German manufacture for the MR762 & HK 417 firearm. The spring is used on the axle and ejection port cover door to allow it to be closed and spring open. Compatible With: HK MR762 HK 417 HK...HKP-16753$9.95 -
HK45, HK45 Compact Tactical Backstrap - Medium
H&K Heckler & Koch
$29.95HK45 Compact Back Strap Medium Compatible With: HK45 Compact HK45 TacticalHKP-01617$29.95 -
HK45, HK45T Firing Pin - Titanium
HKP HK Parts
$49.95Firing Pin HK45 & HK45 Tactical - Titanium - Grade 6 A solid billet CNC offering at 40+% lighter than comparable steel firing pins. Our titanium firing pins travel faster in the slide, delivering a quicker lock time & enhancing accuracy. Titanium...HKP-17811$49.95 -
HK P7M8, P7M10, P7M13 Front Sight 6.8mm
H&K Heckler & Koch
$29.95Front Sight 6.8mm Compatible With: P7M8 P7M10 P7M13 Please Note: This is an incomplete front site as it does not have the sight insert.HKP-01391$29.95 -
HK P30L Recoil Rod Bushing Sleeve
H&K Heckler & Koch
$39.95HK P30L Recoil Rod Bushing Sleeve Compatible With: HK P30L 9mm HK P30L .40HKP-02435$39.95 -
Out Of Stock
HK P2000 9mm Recoil Spring Assembly
H&K Heckler & Koch
$89.95HK P2000 9mm Recoil Spring Assembly Spring guide rod with buffer complete. Compatible With: HK P2000 9mmHKP-01559$89.95 -
Battle Sight - Front
Troy Industries
$119.95Troy Industries Front Battle Sight Durability and dead-on accuracy have made the Troy Industries Front Folding Battle Sight one of the best choices for Special Ops and tactical users worldwide. Please Note: It will not work on a railed front gas block...HKP-00031$119.95 -
HK416 Gas Block for 10.4" Barrels
H&K Heckler & Koch
$279.95Heckler and Koch HK German 10.4" Barrel Non-Vented Gas Block Complete Factory HK NON-VENTED 10.4" gas block. Compatible With: HK416 10.4" uppers HK MR556 to 10.4" conversionsHKP-01543$279.95 -
HK G36, SL8 Bolt Head Ejector Pin
$6.95HK G36/SL8 (5.56/.223) Bolt Head Ejector Pin HK Ejector roll pin for G36, SL8 bolt heads. This item is the pin that holds the ejector & ejector spring in place. A common wear & replacement item and a must have when doing bolt head maintenance...HKP-18372$6.95