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
-
HK416, MR556 Rear Sight Drum for 14.5" and 16" Barrel
HKP HK Parts
$29.95HKP HK MR556/416 Rear Sight Drum 14.5&" & 16" Barrel Made in the USA.HKP-17775$29.95 -
HK416, MR556 Carbine Handguard - 13.5" - M-LOK
MI Midwest Industries
$269.74MI Midwest Industries 13.5" Carbine Handguard for M-LOK Compatible HK416 and HK MR556 Features: Made in the USA Simple installation, direct replacement for HK factory handguard Retains factory barrel nut Mil-spec top rail Seven sides of...HKP-18437$269.74 -
HK416, MR556, HK417, MR762 Eyelet Sling Adapter - RAL8000
H&K Heckler & Koch
$165.99Heckler and Koch HK416, MR556, HK417, MR762 Eyelet Sling Adapter - RAL 8K New German HK Factory Eyelet Sling Adapter for Carrying Slings. Compatible With: HK416, MR556 HK417, MR762 HK G28HKP-18855$165.99 -
HK G36, SL8 Sling Pin Retaining Clip for Handguards
H&K Heckler & Koch
$9.95HK G36 & SL8 Sling Pin Retaining Clip Compatible With: HK G36 HK G36K- older version only HK SL8-1 , SL8-6 Factory ForearmHKP-16366$9.95 -
Out Of Stock
$9.95 -
HK G36C Handguard Rail - Bottom - Extended
H&K Heckler & Koch
$99.95HK German Extended Bottom Rail for Handguard This part provides a full-length mounting rail along the entire bottom of the G36C Forearm. This item is factory HK and comes with all mounting hardware required for the installation.HKP-01648$99.95 -
Out Of Stock
HK MSG90 T-Rail Set - Factory Correct
Michaels Machines
$389.95MSG-90 Style Receiver Reinforcement Left & Right Side Rail Set Each set is new in white and an exact reproduction of the factory German HK MSG-90 side receiver rails. These rails have the factory-correct holes for welding and the ejection port...HKP-00567$389.95 -
HK33, HK53, HK93 Trigger Group - 5 U.S. 922r Parts
PTR
$389.95HK 93,33,53 5.56/.223 Semi Auto Trigger Group Complete The components that count towards 5 of the 922r compliant parts include the lower housing, trigger pack box, trigger, hammer, and sear. Includes: US Made Sear US Made Hammer US Made Trigger US Made...HKP-16259$389.95 -
Out Of Stock
HK33, HK53, HK93 Lower Housing - 3 Position SEF 0,1,25 Pictogram - Push Pin
H&K Heckler & Koch
$199.95H&K 93/53/33 (5.56/.223) SEF 3 Position (0,1,25 Pictogram) Housing - Push Pin Upgrade your HK rifle with this premium SEF housing, featuring a 3-position 0,1,25 selector. Designed for precision and reliability, this housing is crafted to fit...HKP-17059$199.95 -
Out Of Stock
HK MP5 Bolt Hold Open Axle Roll Pin - .40 S&W, 10mm
H&K Heckler & Koch
$8.95H&K MP5 40/10 Bolt Hold Open Axle Roll PinHKP-01634$8.95 -
HK MP5K, SP89 Handguard - Low-Profile
PTR
$62.95PTR HK MP5K, SP89 9mm Tactical Low-Profile Handguard The modular tactical forearm from PTR accommodates 2" rails on either site or bottom for mounting accessories. Made from aircraft-grade aluminum and steel components. The handguard also boasts...HKP-14539-M$62.95 -
Out Of Stock
HK MP5, MP5K Recoil Rod Stop Pin
H&K Heckler & Koch
$14.99HK German MP5 & MP5K Recoil Rod Stop Pin New HK German manufacture a great spare or replacement item to have on hand. Compatible With: MP5, 94, SP5 MP5K, SP89, SP5KClones or other custom buildsHKP-17421$14.99