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 MP5, HK94 Trigger Group - Flat Trigger - 3 Position - Semi-Only - 5 US Made Compliant Parts
$649.95Trigger Group - Semi-Only - 3 Position - 5 US Made Compliant Parts with Flat Trigger - MP5/94 Ambidextrous Trigger Group - Semi Auto - 5 U.S Parts Includes: Housing Hammer Sear Flat trigger Trigger box Push pin housing if c/p is needed please add the...HKP-19939$649.95 -
Out Of StockOn Sale
HK VP9, P30, HK45 Front Sight - Mepro FT Bullseye - Green
Meprolight
Now: $78.95Was: $129.95Meprolight HK VP9, HK45, P30 FT Bullseye Sight - Green The Meprolight FT Bullseye Front Sight is a self-illuminated reflex-style front sight designed to replace traditional front and rear sight configurations. This single-sight system uses fiber optic...HKP-19870Now: $78.95Was: $129.95 -
Clubfoot Stock For HK .308 Rifles - Green
USA
$299.95US & German HK G3, 91, PTR-91 Or Clone Club Foot Stock HK clubfoot stock comes fully assembled with both US & German H&K parts. Includes: HK 21E Clubfoot central stock section (counts as one US compliant part) HK heavy rubber buttpad USHK...HKP-19667$299.95 -
Out Of Stock
HK VP9, VP40 Backstrap - Small - Gray
H&K Heckler & Koch
$19.95H&K VP9, VP40 Backstrap - Small - Gray Compatible With: HK VP9 HK VP9A1 F HK VP9A1 K HK VP40HKP-18125$19.95 -
HK417, MR762, G28 Sling Adapter with Sling Loop - Ambi
H&K Heckler & Koch
$129.95H&K HK MR762/417/G28 Ambi Sling Adapter w/ Sling Loop HK German manufactured MR762, MR308 & HK 417 Sling Adapter Backplate with HK Sling Loop. This backplate has ambidextrous sling attachment points for both the left and right side of the firearm...HKP-17686$129.95 -
HK417, MR762 Firing Pin - Titanium
HKP HK Parts
$49.95HK MR762 & HK417 Firing Pin - Titanium Grade 6 weapons grade Titanium manufacture. Made in the USA. A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK MR 762 & HK417 weapon system. Get the...HKP-17768$49.95 -
HK45 Compact Holster - Compensator
HKP HK Parts
$79.95HKP HK45C Comp Weight™Compensator Holster The HK45C series Comp Weight™ Compensator holster is an outside the waistband that allows you to use the holster with the HK Parts Comp Weight™ installed. For a right-hand shooter. Each holster...HKP-18992-M$79.95 -
HK Mark 23 Flash Hider - Vortex - 16x1 RH
Smith Enterprises
$79.95Smith Enterprises HK Mark 23 .45 ACP Vortex Pistol Flash Hider - 16x1 RH The Vortex Flash Hider is built to the highest standards, featuring proven flash-hiding capabilities for the Mark 23 and other 16x1 RH threaded barrels. Crafted in the USA from 4140...HKP-15806$79.95 -
HK P30L Tactical Barrel - .40 S&W - 4.45" - Threaded 14.5x1 LH
RCM
$225.00RCM HK P30L .40 S&W Tactical Barrel - Threaded 14.5x1 LH Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded replacement barrel for the HK P30L ...HKP-16220$225.00 -
Out Of Stock
HK VP9, P30, HK45 Optic Mount Set - Front and Rear Sights - Red, Green
Hi-Viz
$99.95HiViz HK Front & Rear Fiber Optic Set - RED, GREEN & Black The new LITEWAVE sight system includes 3 sets of fiber optic sight options. The lightwave technology allows the shooter to change the light pipe color at will to each person's style,...HKP-16260$99.95 -
HK P2000SK Backstrap - Large - Black
H&K Heckler & Koch
$25.99H&K P2000SK Backstrap - Large - Black Compatible With: HK P2000SKHKP-02289$25.99 -
Streamlight TLR-2G Tactical Light & Laser Combo - Green
Streamlight
$433.95Streamlight TLR-2G Tactical Light & Laser Combo - Green New C4 LED technology, impervious to shock with a 50,000 hour lifetime. Highly visible 522-542 nm green laser C4 LED delivers 6,300-candela peak beam intensity; 200 lumens. Textured parabolic...HKP-16717$433.95