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
-
Dummy Rounds - 9mm - Set Of 5
Strike Industries
$8.95SI 9MM Dummy Rounds - Set Of 5 Strike Industries dummy rounds will let you safely test the feeding, extraction, and magazine function of your firearms without the worry of accidental discharge. They also let you dry fire without risking damage to the...HKP-17383$8.95 -
On Sale
Pack of 10 Polish Signal Flares - 26.5MM
Other
Now: $59.95Was: $74.95Pack of 10 Polish Signal Flares - 26.5MM Includes an original, sealed pack of 10 Polish signal flares. The pack of 10 Polish military surplus flares include 2 of each of the following: White Fire, Red Fire, Green Fire, Blue Smoke, and Red...HKP-20793Now: $59.95Was: $74.95 -
HK VP9, VP9L, Match International Holster
Comp-Tac
$79.95Comp-Tac HK VP9/VP9L/Match International Holster ONE HOLSTER to fit your entire VP9 Lever collection, including your VP9 Match. Comp-Tac has worked with HK Parts to develop a flexible holster to fit your needs- whether you have the VP9 Match, VP9 Long...HKP-20011-M$79.95 -
HK MP5 .22 Bench Mat
HKP HK Parts
$24.95HK MP5 .22 Bench Mat The HK MP5 .22 bench mat is the perfect cleaning & repair mat designed specifically for your HK MP5 .22 models. Have fun and learn while you work on your favorite H&K firearm. The soft top protects your gun from scratches...HKP-17280$24.95 -
HK416, MR556 Ejection Port Cover
H&K Heckler & Koch
$55.95H&K HK MR556/416 Ejection Port Cover HK manufactured newer polymer style cover assembly found on the latest HK 416 & MR556. This item can also be used on other AR15-style projects to enhance the project with the finest ejection port cover...HKP-15229$55.95 -
HK MP5, 90 Series Roller Locking Plate - Original Style
H&K Heckler & Koch
$43.95New HK German Roller Retainer Plate For Rollers Original-style roller locking plate. This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with use. Compatible With: HK MP5*** HK...HKP-00065$43.95 -
HK MP5, SP5 Handguard - OD Green
HKP HK Parts
$39.95HKP HK MP5, SP5 Handguard - OD Green USA MP5 O.D green handguard is also known as the tropical wide forearm. Now you can further customize your MP5/ SP5 with this new color grip and, best of all, it counts as 1 U.S complaint part for the 922r. This...HKP-20593$39.95 -
HK 30 Round HK MP5 9mm Magazine - TiN Coated
H&K Heckler & Koch
$149.95H&K 30 Round HK MP5 9mm Magazine - TiN Coated/CRN Coated Get your hands on some TiN coated factory Heckler & Koch magazines. Each magazine starts out as a fresh 9mm, 30 round mag before being professionally dsiassembled, TiN coated, and...HKP-21643-M$149.95 -
HK 91, G3 Vinyl Magazine Pouch - Surplus
H&K Heckler & Koch
$4.95Green Vinyl Plastic Double HKG3 Rubberized Magazine Pouch - Surplus This mag pouch is German military surplus, and it is compatible with all HK G3, 91, and PTR Style 20-round mags.HKP-01941$4.95 -
PTR (5.56/.223) & (7.62x51/.308) Muzzle Brake - Threaded 15x1 RH
PTR
$25.95PTR (5.56/.223) & (7.62x51/.308) Muzzle Brake - Threaded 15x1 RH Correct HK threading 15x1 right hand with HK style retaining spring to latch on the HK splined barrel. Made in the US and counts as one US 922r compliant part. Specifications: Threaded...HKP-02148$25.95 -
HK90 Series Flash Hider - Bird Cage Style - Threaded 15x1 RH
PTR
$19.95PTR Bird Cage Flash Hider - Threaded 15x1 for 5.56/.223, and 7.62x51/.308 Crafted to exact Heckler and Koch specifications. Featuring the correct 15x1 RH thread, it's a perfect match for HK barrels and qualifies as one 922r compliant part...HKP-01447$19.95 -
HK MP5K Handguard - Tri-Rail
MI Midwest Industries
$149.95MI HK MP5K Tri-Rail Handguard Features: Professional grade one-piece design Tri-Rail 1913 Picatinny on 3 sides for accessory attachment Simple installation, includes all tools Lightweight design Features two anti-rotation QD sling swivel...HKP-21486$149.95