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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HK53 A3 German Parts Kit
H&K Heckler & Koch
$6,799.95HK German HK53 A3 Factory Parts Kit Complete Minus The Demilled Receiver Includes: HK German desirable 1/7 twist factory cold hammer forged barrel HK ambidextrous 2 round burst triggerHKP-20729$6,799.95 -
On Sale
HK VP9SK Holster - Crusader Max - Right Hand
Victory Operational Works
Now: $74.95Was: $99.95Victory Operational Works HK VP9SK Crusader Max Holster - Standard - Right Hand The CruHKP-20307Now: $74.95Was: $99.95 -
HK VP9B International Holster - Coyote Brown
Comp-Tac
$74.95 - $79.95Comp-Tac HK VP9B International Holster - Coyote Brown The International is an outside the waistband (OWB) holster with a modular mounting design giving the user 16 holster options in 1. Designed to...HKP-19683-M$74.95 - $79.95 -
On Sale
HK416, MR556 10" M-LOK Rail System - FDFE
KDG Kinetic Development Group
Now: $203.97Was: $319.95Rail System - 10" - Brown - M-LOK - HK MR556 The New KDG HK 556 M-LOK rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their...HKP-19240Now: $203.97Was: $319.95 -
$39.95 -
HK G36C, SL8 Flash Hider
H&K Heckler & Koch
$165.99H&K G36C (5.56/.223) G36C Flash Hider - Threaded 15x1 RH Threaded 15x1. Perfect for HK rifle barrels and conversion barrels. Specifications: Threaded 15x1 RHHKP-00630$165.99 -
Out Of Stock
B&T APC, GL06 Adjustable Stock - Folding
B&T Brugger & Thomet
$344.95B&T BT APC, BT GL06 Foldable/Length Adjustable Stock Swiss made B&T folding & 3 position adjustable stock for the APC and GL06. This is a military grade stock as supplied by B&T to military and law...HKP-18352$344.95 -
HK VP9SK, VP40SK Backstrap - Small - FDE
H&K Heckler & Koch
$23.95H&K VP9SK, VP40SK Backstrap - Small - FDE HK German manufacture. Compatible With: HK VP9SK HKHKP-18961$23.95 -
HK VP9SK, VP40SK Backstrap - Large - OD Green
H&K Heckler & Koch
$9.95H&K VP9SK, VP40SK Back Strap - Large - OD Green New HK German manufacture. Compatible With: HK VP9SKHKP-18970$9.95 -
HK VP9SK, VP40SK Backstrap - Large - Gray
H&K Heckler & Koch
$29.95H&K VP9SK, VP40SK Backstrap - Large - Gray New HK German manufacture. Compatible With: HK VP9SKHKP-18972$29.95 -
HK P30L Barrel - 9mm - 4.45" - Non-Threaded
RCM
$206.25RCM HK P30L 9mm Barrel - Non-Threaded Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest replacement barrel...HKP-16686$206.25 -
HK P30L Barrel - .40 S&W - 4.45"
H&K Heckler & Koch
$234.95Heckler and Koch Barrel for P30L .40 cal pistol Factory German P30L .40 Cal 4.45" barrel perfect for replacement or for that project barrel. Features: 4.45 inches in lengthHKP-02411$234.95