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 USPC, P2000 Magazine Floorplate - .357 SIG / .40 S&W - 12 Round - Rubberized
H&K Heckler & Koch
$18.95HK P2000/USPC .40 S&W Rubberized Floor Plate - Black Newer HK German production upgraded rubberized floor plate with finger rest. The older style plates were prone to breakage when dropped, this is...HKP-01556$18.95 -
Out Of Stock
HK USPC Tactical Barrel - 9mm - 4.28" - Threaded 1/2x28 RH
RCM
$225.00RCM HK USPC 9mm Tactical Barrel - Threaded 1/2x28 RHHKP-01705$225.00 -
Out Of Stock
HK416, MR556 Firing Pin
H&K Heckler & Koch
$54.95Heckler and Koch HK MR556/416 Firing Pin New HK German manufactured. This is a great item to have on hand as the firing pin is one of the most abused components in the HK MR556 and HK 416 weapon...HKP-00045$54.95 -
HK MP5 Elbow Spring Bushing Sleeve
H&K Heckler & Koch
$5.95Heckler and Koch replacement distance sleeve for MP5 elbow spring with roller Features: Precision-machined elbow spring and roller used in tHKP-03330$5.95 -
On Sale
HK Mark 23 Micro Comp - Vented - Threaded 16x1 - RH
HKP HK Parts
Now: $23.95Was: $29.95HKP/H&K Mark 23 .45 ACP Vented Micro Comp - Threaded 16x1 RHHKP-21329Now: $23.95Was: $29.95 -
HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing
HKP HK Parts / FA Franklin Armory
$1,449.95 - $1,499.95Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing Our latest and greatest binary trigger group was delivered with a factory HK German housing professionally...HKP-21114-M$1,449.95 - $1,499.95 -
On Sale
HK P30L, P30, P30SK Straight Trigger - Hybrid
Grayguns
Now: $76.00Was: $95.00Grayguns HK P30, P30L, P30SK Hybrid Straight Trigger The Grayguns hybrid straight trigger blends the look of a straight trigger with a slight curve to reduce trigger reach. Consider this hybrid to...HKP-22329Now: $76.00Was: $95.00 -
HK CC9 Backstrap Roll Pin
H&K Heckler & Koch
$5.95H&K CC9 Backstrap Roll Pin This genuine H&K backstrap roll pin for CC9 pistol secures the interchangeable backstrap to the frame.HKP-22110$5.95 -
Out Of Stock
B&T 9mm Gov't Contract 30 Round Complete Magazine
B&T Brugger & Thomet
$50.00B&T 9mm Gov't Contract 30 Round Complete Magazine This B&T 9mm magazine is designed for reliable performance in your MP9, TP9, APC9, GHM9, or SPC9. With a 30 round capacity, it meets the standards...HKP-21711$50.00 -
HK416 Ejection Port Axle
H&K Heckler & Koch
$4.95Ejection Port Axle - Steel- HK 416 New HK USA manufacture for the HK 416 family of firearms. This is the axle that holds the ejection port cover in place on the upper receiver.HKP-20039$4.95 -
On Sale
HK VP9, P30, HK45C Battle Sight - Vickers Elite
Wilson Combat
Now: $44.96Was: $49.95Wilson Combat HK VP/45C/P30 Vickers Elite Battlesight The high-profile Vickers Elite Battlesight rear has a .165"- wide, deep U-Notch for optimum sighting in low-light, dynamic-range conditions and...HKP-18382Now: $44.96Was: $49.95 -
HK USP Night Sights - Tru-Dot - Orange, Green
Meprolight
$99.99Meprolight HK USP Tru-Dot Night Sights - Orange, Green Features: Unequaled Light Performance Brightest Night Sights Available TodayHKP-01907$99.99