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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On Sale
HK45 +5 E2 Magazine Extension Kit
HKP HK Parts
Now: $51.95Was: $64.95HKP HK45 +5 E2 Magazine Extension Kit Our HK45 E2 design boldly transforms our magazine extension, giving it an aggressive look along with superior functionality. The enhanced features throughout the extension provide not only the striking appearance we...HKP-21627-MNow: $51.95Was: $64.95 -
Out Of Stock
HK416A5, HK417 Universal Tool
H&K Heckler & Koch
$144.95Heckler and Koch Universal Tool for HK416A5, HK417 Genuine HK multi-tool designed for the HK416A5 and HK417. Suitable for both bench and field use, this factory tool provides the essential functions needed for routine maintenance and adjustments. Compact...HKP-21621$144.95 -
HK SL8-1 Front Sight Complete
H&K Heckler & Koch
$79.95H&K HK SL8-1 Complete Front Sight Complete front sight, less the mounting hardware.HKP-16633$79.95 -
On Sale
B&T TP9 ,MP9 Barrel Guide - Suppressor Adapter
B&T Brugger & Thomet
Now: $377.95Was: $419.95Brugger and Thomet's Barrel Guide and Suppressor Adapter for your B&T TP9 and B&T MP9 Swiss B&T manufactured barrel adapter assembly for the TP9, HK MP9 and SSP models. Allows the user to install current B&T model suppressors on...HKP-17299Now: $377.95Was: $419.95 -
On Sale
HK45C, P30 Paddle Holster - RH
Comp-Tac
Now: $67.95Was: $84.95Comp-Tac HK P30, HK 45C RH Paddle Holster The Comp-Tac Paddle Holster is an all-Kydex outside the waistband holster that may be worn for competition, general use or concealed carry. The paddle is designed to be worn at 3:00 for the right handed shooter...HKP-18815Now: $67.95Was: $84.95 -
On Sale
HK416, MR556 Charging Handle Roll Pin
Now: $5.95Was: $7.95HK 416, MR556 Roll Pin for Charging Handle - HKP This is the shorter one that is used on the inside of the charging handle. There are two of these pins used per charging handle.HKP-16536Now: $5.95Was: $7.95 -
HK VP9SK, P30SK Magazine, Complete - 20 Round - Red
HKP HK Parts / Heckler & Koch
$89.95HKP HK Parts and Heckler and Koch 10 Round Magazine with Red +10 Extension for HK VP9SK and HK P30SK Ideal for competitive shooters that would like a 20 round robust steel and alloy magazine. Each mag comes fully assembled and ready for use. HK Parts...HKP-19966$89.95 -
HK VP9, P30, HK45 Sight Set - Day and Night - Self Illuminated - Green
Meprolight
$119.95Meprolight HK45/HK45C, P30, VP9 Hyper-Bright Self Illuminated Day/Night Sight Set - Green Mepro Hyper-Bright fixed pistol sights feature an extremely bright contrasting colored ring front sight. The tritium is illuminated green to provide low-light and...HKP-19940$119.95 -
HK416, MR556, MR762 Dowel Pin
H&K Heckler & Koch
$9.95H&K HK MR556/MR762/416 Dowel Pin Compatible With: HK MR556 HK 416 HK MR762HKP-19528$9.95 -
Out Of Stock
HK VP9 Barrel - 9mm
H&K Heckler & Koch
$269.95H&K Barrel VP9 Brand New HK German Standard Length VP9 Barrel. Marked HK 9mmx19. Brand new cold hammer forged & made in Germany. Compatible With: HK VP9 (Optics Ready and non-OR) HK VP9 Tactical HK VP9K HK VP9X NOT compatible with VP9F, VP9L,...HKP-16820$269.95 -
HK VP9, VP9SK, HK VP40 Catch
H&K Heckler & Koch
$27.95HK Catch VP9, VP9SK & VP40 Compatible With: HK VP9, VP9 Tactical HK VP9A1 F HK VP9A1 K HK VP9SK VP40, VP40 TacticalHKP-16799$27.95 -
HK417, MR762 Complete Buffer
H&K Heckler & Koch
$129.95H&K HK MR762/417 Complete Buffer Specifications: Weight: 6.1 Oz Overall length: 3.20" OD: 1.18" Compatible With: HK MR762 HK 417HKP-16769$129.95