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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
On Sale
HK P30L Holster - Lightcomp™
Comp-Tac
$63.95 - $67.95Comp-Tac HK P30L Lightcomp™ Holster Custom Comp-Tac OWB holster designed exclusively for your Lightcomp™ equipped P30L. Features: Made specifically for use with the HKP P30L Lightcomp™ 0.5" sight channel to accommodate most...HKP-21498-M$63.95 - $67.95 -
On Sale
HK45 Magazine with Extension - Enhanced - 15 Round
HKP HK Parts
Now: $90.95Was: $113.95HKP HK Parts 15 Round Enhanced Magazine for HK45 HK45 and HK45 tactical +5 enhanced magazine extension. Our enhanced magazine was made to emulate the same side and front grip section of the HK45 to add the appearance of an extended grip. Paired...HKP-21430-MNow: $90.95Was: $113.95 -
On Sale
HK VP9 Match Barrel - 9mm - Threaded 1/2x28
RCM
Now: $235.95Was: $262.50RCM HK VP9 Match 9mm Barrel with Thread Protector - Threaded 1/2x28 Precision replacement barrel produced by RCM for the HK VP9 Match pistol. This barrel features a threaded muzzle for suppressors or other muzzle devices. Installs as a direct...HKP-21069Now: $235.95Was: $262.50 -
On Sale
HK MP5K, SP89 Receiver Flat with Weldment Set
HKP HK Parts
Now: $191.95Was: $239.95HKP - MP5K, SP89 Receiver Flat With Weldment Set New MP5K receiver flat and weldment set combined for the best complete build option on the market. Made by the original German tool and die maker of the LSC receiver flat utilizing factory original German...HKP-20882Now: $191.95Was: $239.95 -
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 -
Out Of Stock
HK91, G3 Shell Deflector - Weld On
H&K Heckler & Koch
$18.95New HK German G3, 91, PTR91 Steel Case Deflector - Weld On This steel weld-on addition for the G3 military rifle was developed to help fellow soldiers from hitting each other with hot spent brass and deflect the brass forward of the shooter at...HKP-12747$18.95 -
On Sale
HK91, G3 Tactical Rail - 6 Inch
HKP HK Parts
Now: $19.95Was: $24.95HKP Tactical Rail - 6 Inch The six mounting screws are also included with each rail. This rail will fit on either the left or right side or the bottom of the PTR and HK91/93 tactical handguards. Up to three rails can be used on each forearm. Compatible...HKP-00831Now: $19.95Was: $24.95 -
On Sale
HK MP5, HK94, MP5K, SP5K Tac Latch
Other
Now: $58.95Was: $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-02792Now: $58.95Was: $69.95 -
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 Armorers Tool for Burst Trigger Packs
H&K Heckler & Koch
$99.95Heckler & Koch Factory Burst Trigger Pack Armorer's Tool A must-have tool to maintain, disassemble, and reassemble burst trigger packs for cleaning and repair. This tool will save you a ton of time and will pay for itself on the first use. Compatible...HKP-00898$99.95 -
Out Of Stock
Thread Protector - 9mm - Enhanced - 13.5x1 LH
HKP HK Parts
$19.95HKP HK 9mm Enhanced Thread Protector - 13.5x1 This enhanced thread protector is crafted from stainless steel and designed for 13.5x1 threaded barrels. Its unique design not only fits over and protects the crown of your barrel but also...HKP-21603$19.95