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
-
On Sale
HK Single Point Sling - ACU Digital Camo
HKP HK Parts
Now: $19.09Was: $29.95HKP Single Point Sling - ACU Digital Camo HK single-point bungee sling for use on all HK & other firearm applications. This super high-quality sling is a must-have for those who prefer operating with...HKP-15041Now: $19.09Was: $29.95 -
HK91, G3, HK33, HK93, HK53 Grip For Metal Frames
H&K Heckler & Koch
$24.95Heckler and Koch Grip for Metal Frames for HK91, G3, HK33, HK53, HK93 This HK grip is designed for metal-frame trigger housings used on HK91 and G3 pattern firearms and shares the same grip interface...HKP-22483$24.95 -
On Sale
HK MP5K, SP5K Folding Stock or Brace - HDA3
Haga Defense
$223.09 - $349.95HDA3 Stock and Brace for MP5K, SP5K The HDA3 is a modular, USA-made stock and brace system developed by Haga Defense and A3 Industries. Built for strength, adaptability, and cross-platform...HKP-22355-M$223.09 - $349.95 -
On Sale
HK VP9 Optic Plate #12 - Aimpoint ACRO P-1 Only - Red Dot Pistol Mount
Other
Now: $29.96Was: $59.95HK VP9 Optics Plate #12 - ACRO P-1 Optic Mount The all-steel mounting solution for your HK VP9 Series Optic Ready model. Each plate is CNC machined from a solid billet of ordnance-grade steel,...HKP-99339Now: $29.96Was: $59.95 -
HK Receiver Flat Bending Set Jig - RENTAL
HKP HK Parts
$99.95Flat Bending Jig Set For All HK Style Receiver Flats - RENTAL Receiver flat bending jig RENTAL for all HK receiver flats. Our rental jigs are crafted in the USHKP-19595-RENTAL$99.95 -
Out Of Stock
HK416 Ultra Carbine Stock and Adapter - .22LR Pistol
HKP HK Parts / Magpul
$264.95HK 416 .22LR Pistol Magpul UCS Stock with Adapter The HK Parts UCS adapter and stock for the MP5K pairs our proven stock adapter with Magpul's UCS stock for a compact, adjustable configuration. The...HKP-22196$264.95 -
HK416 Folding Front Sight - Complete
H&K Heckler & Koch
$214.95H&K 416 Folding Front Sight - Complete Factory H&K folding front sight for the HK416 with a 33mm sighting line. Compatible WithHKP-22022$214.95 -
HK MR556 A4 Handguard - 10"
H&K Heckler & Koch
$314.95H&K HK MR556 A4 10" Handguard This 10" factory H&K MR556 A4 handguard offers a lightweight, free-floating design that enhances accuracy and provides rock-solid mounting for accessories. Made from...HKP-21934$314.95 -
HK91, G3 Muzzle Protector Cap
H&K Heckler & Koch
$8.95Heckler and Koch Muzzle Protector Cap for your HK91 and HK G3 Genuine HK muzzle cap designed to keep debris, water, etc., from entering the barrel. The cap can be removed by hand or when the first...HKP-21892$8.95 -
On Sale
Cartridge Pouch - Universal - Velcro Mount
B&T Brugger & Thomet
Now: $9.71Was: $24.95B&T Cartridge Pouch The B&T Cartridge Pouch is a high-quality, tactical ammunition storage solution designed for professionals and enthusiasts alike. Crafted from rugged, weather-resistant...HKP-21884Now: $9.71Was: $24.95 -
On Sale
HK VP9 Rail Mount Compensator - Midnight Bronze
HKP HK Parts
Now: $97.46Was: $179.95HKP HK VP9 Rail Mount Compensator - Midnight Bronze This HK Parts VP9 rail mount compensator is the perfect accessory for your firearm. Our compensator has a sleek design that flows with the lines of...HKP-21674Now: $97.46Was: $179.95 -
B&T APC9 Magazine Plate
B&T Brugger & Thomet
$6.00B&T APC9 Magazine Plate B&T replacement magazine plate for the APC9 platform.HKP-21755$6.00