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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HK VP9, P30, P30L Magazine Floorplate - .40 S&W - 10 Round
H&K Heckler & Koch
$9.9510 Round HK VP40, P30, & P30L Magazine Floor Plate Compatible With: HK P30 .40 HK P30L .40HKP-02570$9.95 -
HK45, P30 Lockout Key
H&K Heckler & Koch
$12.95Safety Lockout Key HK45, HK45C, P30, & P30L New HK German lockout key for the factory HK mag release lockout. Compatible With: HK 45, HK45 Tactical HK 45C,HKP-02504$12.95 -
HK P2000SK Complete Recoil Spring Guide Assembly
H&K Heckler & Koch
$145.95HK P2000SK Complete Recoil Spring Guide Assembly Brand new HK German manufacture. Compatible With:HKP-01577$145.95 -
HK MP7, G36 Picatinny Rail
H&K Heckler & Koch
$59.95H&K HK MP7/G36 Picatinny Rail New HK German 7 Slot Aluminum Picatinny Rail with hardware for HK MP7 and G36. Specifications: MP7 - Side RailHKP-18856$59.95 -
HK33, HK53, HK93, HK91, G3 Bolt Locking Lever Axle Pin
H&K Heckler & Koch
$9.95HK Bolt Carrier Bolt Locking Lever Axle Pin - G3, 91, PTR & HK93, 33, 53 Brand new HK German bolt locking lever axle pin or cylinder pin for HK locking levers. Compatible With: G3, 91, PTR <HKP-17624$9.95 -
HK MP5, MP5K Flash Hider - 3-Lug - Satin Titanium - 9mm
HKP HK Parts
$134.95HKP/H&K MP5/SP5 9mm Titanium Flash Hider - 3-Lug Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This flash hider does not require the of threads as it attached to the 3...HKP-18853$134.95 -
HK MP5, HK94 Cocking Tube Support - Steel
H&K Heckler & Koch
$84.95New HK Factory German MP5 & HK94 All Steel Cocking Tube Support Each HK cocking tube support is a factory German HK part that comes complete with the detent and spring installed. This part is the...HKP-00094$84.95 -
On Sale
HK P30, P30L Flat Tracker - Volker Precision
Volker Precision
Now: $101.66Was: $112.95HK P30 and P30L Compact Flat Tracker - Volker Precision Volker Precision flat tracker for P30 and P30L pistols. Available exclusively at HK Parts Compatible With: <HKP-22449Now: $101.66Was: $112.95 -
On Sale
HK MP5 Folding Stock or Brace - HDA3
Haga Defense
$223.09 - $349.95HDA3 Stock and Brace System for HK MP5, SP5 The HDA3 is a modular, USA-made stock and brace system developed by Haga Defense and A3 Industries. Built for strength, adaptability, and cross-platform...HKP-22354-M$223.09 - $349.95 -
Out Of Stock
ACR Folding Stock - Telescopic 7 Position - Picatinny Rail
F5 MFG
$249.95F5 ACR Folding Stock - Picatinny Mount - Universal The F5 ACR folding stock easily attached to any Picatinny rail, giving the user the versatility of swapping between any Picatinny equipped firearm...HKP-22280-M$249.95 -
HK CC9 Extended Base Plate with Finger Rest
HKP HK Parts
$69.95HKP CC9 Extended Base Plate with Finger Rest This extended base plate gives your CC9 magazine the extended look and enhanced grip of a full-capacity mag without adding any rounds. Perfect for...HKP-22275-M$69.95 -
HK CC9 Recoil Spring Assembly
H&K Heckler & Koch
$48.95H&K CC9 Recoil Spring Assembly Made in Germany, the recoil spring assembly for CC9 pistol absorbs slide movement and returns the slide to battery during cycling.HKP-22128$48.95