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
-
HK MP5 Extractor - .40 S&W, 10mm, .357 SIG
H&K Heckler & Koch
$69.95H&K Heckler and Koch New Latest Production 1.4mm Extractor for HK MP5 .40, 10mm, .357 This is the latest and greatest upgraded extractor made by HK. This is also a great upgrade for the many out-of-spec clones out there. Compatible...HKP-00410$69.95 -
HK MP5 Weldment Set - .40 S&W, 10mm
HKP HK Parts
$189.95HKP MP5 40/10 Bolt Hold Open Weldment Set Complete Not offered or available anywhere else. This is the correct weldment set for the MP5 40/10 BHO components.HKP-17648$189.95 -
HK MP5, HK94 Vented Wide Handguard - Vertical
HKP HK Parts
$44.95HKP MP5 & HK94 Vented Wide Forearm - Vertical New US manufactured (922r compliant) HK MP5 & HK94 vented wide handguard with the 90 degree vents. This style of venting allows better handling and superior barrel cooling abilities. Available...HKP-16856$44.95 -
HK MP5 A3 Retractable Buttstock Bushing
H&K Heckler & Koch
$14.95HK MP5 A3 Retractable Stock Cap, Bushing- MP5 Navy Stock Newer 2 generation stock cap bushing for the factory MP5-N series of A3 stocks.Not for use on the 1st generation all metal (70-80's) A3 retractable stocks. Not for use on the 3rd generation of MP5...HKP-16405$14.95 -
Handstop Kit - XTM
Magpul
$19.95Magpul XTM Hand Stop Kit The four-piece XTM Hand Stop Kit is a lightweight, low-profile rail-mounted index point for improved weapon control or as a forward stop to prevent the shooter's hand from reaching the hot front sight assembly or muzzle. The kit...HKP-14535$19.95 -
HK MP5 Handguard - Single Rail
B&T Brugger & Thomet
$199.95B&T Brugger and Thomet Single Rail Handguard for HK MP5 The MP5 from Heckler & Koch is one of the most widely used submachineguns. B&T offers a selection of handguards for the MP5, the MP5SD and the MP5K in order to mount tactical lights or...HKP-16903$199.95 -
HK33, HK93 Bolt Carrier Group - Full Auto - Used
H&K Heckler & Koch
$599.95H&K 33& 93 Full Auto Carrier Bolt Group - Used HK German manufactured for HK contract 33, 93 full auto bolt group, early style carrier with a half moon buffer. Used, but in good shape overall. Each Bolt Group Includes: HK33/93 F/A Carrier...HKP-00712$599.95 -
Out Of Stock
HK MP5K, SP5K Super Safety Lower
AS Designs
$649.95AS Designs Super Safety Lower for the HK MP5K & SP5K Platform The ASD Super Safety Lower allows for faster follow-up shots by resetting after each shot. This is a true drop-in trigger and housing assembly featuring SEMI, SUPER, and SAFE...HKP-22386-M$649.95 -
HK Mark 23 MOD 1 Compensator
HKP HK Parts
$244.95HK Parts MOD 1 Compensator: H&K MK23 The HK Parts MOD 1 compensator strikes a seamless balance of form and function. Users will immediately notice the reduction in muzzle flip and recoil, getting you back on target quicker. Each MOD 1 comp includes...HKP-21661$244.95 -
B&T Unigrip QD with Bipod - Aluminum
B&T Brugger & Thomet
$224.99B&T Unigrip QD with Bipod - Aluminum This B&T foregrip features a retractable bipod for superior weapon stability in both the standing and prone positions. Specifications: Condition: Factory new Material: Aluminum Heat...HKP-21596-M$224.99 -
Light Mount - Tactical TLR-7-X - Multi-Fuel
Streamlight
$199.95Streamlight Universal TLR-7 X Multi-Fuel Tactical Weapon Light Maximize your weapons platform with interchangeable rear paddle switches that allow you to customize your TLR-7 X to your shooting style. Specifications: Made in the USA 500 lumens; 140 m...HKP-21107$199.95 -
HK P7M13 13 Round Magazine - Excellent Condition - Rare
H&K Heckler & Koch
$467.95H&K HK P7M13 13-Round Magazine - Excellent/Like New Highly coveted 13-round 9mm P7M13 magazines with the sought-after LEO markings. Despite showing some signs of wear, these magazines are in perfect functional condition. Limited quantity available-...HKP-21043$467.95