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 Barrel - 10mm - Threaded 14x.75 with 3 Lug
RCM
$279.95RCM HK MP5 10mm Barrel - Threaded 14x.75 Enhance your MP5 with the RCM HK MP5 10mm Barrel, featuring precise 14x.75 threading. Expertly crafted for German MP5 models, this barrel ensures superior...HKP-21156$279.95 -
On Sale
HK VP9 Compensator for Threaded Barrel - Bronze
HKP HK Parts
Now: $89.96Was: $179.95HKP HK VP9 Compensator for Threaded Barrel - Bronze This HK Parts VP9 threaded barrel rail mount compensator is the perfect accessory for your firearm. Our compensator has a sleek design that flows...HKP-20858Now: $89.96Was: $179.95 -
On Sale
Muzzle Brake - Titanium 3 Port .30 Cal
Tactical Precision MFG
Now: $32.21Was: $84.99TPM - Titanium 3 Port Muzzle Brake .30 Cal This radially ported muzzle brake is for Ruger American and many other lightweight mountain rifles. Features: Weight:0.67 ozHKP-20777Now: $32.21Was: $84.99 -
Out Of Stock
HK UMP Magazine - .40 ACP - 30 Round - LEO Marked
H&K Heckler & Koch
$99.95Rare Surplus 30 Round Magazine - LEO Marked - Windowless - UMP .40 S/W Rare UMP .40 windowless magazine with LEO markings. Highly unique magazines as these were "early production" magazines that were...HKP-20749$99.95 -
On Sale
HK P30SK Rail Mount Compensator for Threaded Barrel
HKP HK Parts
Now: $74.96Was: $169.95HKP HK P30SK Rail Mount Compensator for Threaded Barrel This HK P30SK rail mount compensator is the perfect accessory brought to you by HKParts. This compensator has a sleek design that flows with...HKP-20637Now: $74.96Was: $169.95 -
HK VP9, P30, HK45 Night Sight - R4E - Suppressor Height
Meprolight
$194.95Meprolight R4E Self Illuminated Night Sight for HK VP9 - Suppressor Height Rapid target acquisition is a critical component of defensive shooting. Designed by two highly experienced U.S. Special...HKP-19521$194.95 -
HK VP9, VP40 Grip Panel Left Side - Large - OD Green
H&K Heckler & Koch
$24.99H&K VP9, VP40 Left Side Grip Panel - Large - OD Green New HK German manufactured. Left side size large. Perfect for spare or for custom stippling projects. Drop-in part for rour HK VP Pistol. CompatibHKP-19174$24.99 -
Out Of Stock
B&T TP9, MP9 Survival Set Spare Parts Kit
B&T Brugger & Thomet
$329.95B&T BT TP9, BT MP9 Survival Set Spare Parts Kit This is must have spare parts kit for those high mileage parts. Includes: Firing pin (BT-30113)HKP-17301$329.95 -
HK USPC HK08 Night Sight - Green
Trijicon
$142.95Trijicon HK USPC HK08 Night Sight - Green Trijicon Bright & Tough Night Sights are 3 dot iron sights that increase night fire shooting accuracy by as much as five times over conventional sights...HKP-01610$142.95 -
HK VP9SK, P30SK Magazine with Finger Rest - 15 Round - 9mm - Red
HKP HK Parts / Heckler & Koch
$69.95HK VP9SK and HK P30SK 9mm - 15 Round Magazine with HK Red Finger Rest New German VP9SK and P30SK HK manufacture 10 round magazine body, follower, spring, locking plate combined with the HK Parts +5...HKP-20567$69.95 -
On Sale
HK MP5, HK94, HK33, HK53, HK93 MOE SL-S Stock
Magpul
Now: $101.21Was: $234.95Magpul MOE SL-S- HK MP5, HK94, HK33, HK53, HK93 Magpul MOE SL-S MP5, HK 94 complete stock ready to drop in. Great option for those looking for different length options. The sleek profile, dual-side...HKP-20488Now: $101.21Was: $234.95 -
B&T APC Brace and Stock Adapter
MI Midwest Industries
$69.95Midwest Industries B&T APC Brace and Stock Adapter Features: Made in the USAHKP-19673$69.95