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 P2000SK Magazine - .40 S&W - 9 Round
H&K Heckler & Koch
$49.00German HK P2000 SK 9 Round Magazine - 40 S&W Spare magazines for HK P2000 SK .40 caliber pistols. This magazine holds nine rounds of .40 S&W ammunition.HKP-00307$49.00 -
On Sale
HKP Shirt - Short Sleeve - OD Green
HKP HK Parts
Now: $11.95Was: $14.95HKP Short Sleeve Shirt - OD Green Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Unisex...HKP-21023-MNow: $11.95Was: $14.95 -
3-Lug Suppressor Adapter - 9mm - Threaded 5/8x24
Kaw Valley Precision
$44.99Kaw Valley Precision 9mm 3 Lug Suppressor Adapter - Threaded 5/8x24 The KVP 3-Lug adapters are manufactured to replicate the popular HK pattern 3-Lug interface. ConcentriHKP-19986$44.99 -
Out Of Stock
HK VP Series F2 Trigger - Flat Face - Red
Lazy Wolf
$134.95Lazy Wolf F2 Flat Face Trigger for the Heckler and Koch HK VP Series In a collaboration with Lazy Wolf Guns, HK Parts is offering aftermarket triggers for your HK VP9 and HK VP40 handguns. The drop...HKP-18878$134.95 -
HK416, MR556 Storage Cap Pin for Pistol Grips
H&K Heckler & Koch
$4.95Heckler and Koch HK MR556/416 Battle Grip Storage Cap PinHKP-16861$4.95 -
HK UMP Magazine Spring - .40 S&W - 30 Round
H&K Heckler & Koch
$8.95HK UMP .40 30 Round Magazine Spring Perfect for spares and to have on hand as these are consumable high-wear items. Compatible With:HKP-02742$8.95 -
HK UMP, USC Cocking Lever Spring
H&K Heckler & Koch
$8.95Heckler and Koch Cocking Lever Spring for HK UMP and HK USC A great spare part to have on hand. Compatible With: UMP9HKP-01886$8.95 -
HK UMP, G36 Buttstock Locking Piece Button
H&K Heckler & Koch
$14.95HK G36 & UMP Buttstock Push Button This is a factory HK German replacement button for the HK G36 and HK UMP stock.HKP-02468$14.95 -
HK91, G3, PTR TWO Magazines with Pouch - 20 Round
H&K Heckler & Koch
$49.952x20 Round Like New Aluminum Mags W/ New Cloth Mag Pouch - Flectarn Compatible With: HK 91 HK G3HKP-14550$49.95 -
Muzzle Device Shim Kit - 1/2x28
Rugged Suppressors
$9.95Rugged Suppressors Muzzle Device Shim Kit - 1/2x28 This kit includes 3 varying thickness shims to time your muzzle device to your desired orientation. Compatible With: HK MP5/KHKP-21455$9.95
HK45 +7 Magazine Extension Kit
HKP HK Parts
$74.95HKP HK45 +7 Magazine Extension Kit HK PARTS magazine extension +7 kit adds 7 additional rounds to the HK45 magazine with the simple swap of the floor plate & high-reliability mag spring. HKP highly...HKP-20808$74.95
HK USP Holster - Infidel Max IWB - RH
Comp-Tac
$64.99Comp-Tac HK USP Infidel Max IWB RH Holster The Infidel Max Holster is an all-Kydex inside the Waistband holster with cant adjustment holes to allow the user to change from a reverse cant, speed cant...HKP-18248$64.99