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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Out Of Stock
HK MP5 Trigger Group- Ambi Burst 4 Position 0,1,2,F
H&K Heckler & Koch
$0.00HKP MP5 40/10 4 Position (0,1,2,F) Ambi Burst Trigger Group MP5 40/10 4 Position (0,1,2,F) Ambidextrous burst trigger groupHKP-00677$0.00 -
Out Of Stock
HK33, HK53, HK93 Paddle Magazine Release Set Complete-Used
H&K Heckler & Koch
$0.00HK 93, HK33, & HK 53 Paddle magazine release set complete all pieces-UsedHKP-00707$0.00 -
Out Of Stock
HK33, HK93 Recoil Rod Assembly Complete - Used
H&K Heckler & Koch
$0.00H&K 33, 93 Recoil Rod Assembly Complete - Used Genuine H&K German 33,93 used complete recoil rod assembly. Compatible With: HK33 HK93HKP-00711$0.00 -
Out Of Stock
HK33, HK93 Bolt Carrier Group - Full Auto - Complete
H&K Heckler & Koch
$0.00Heckler and Koch HK33, HK93 Full Auto Bolt Group Complete Latest German-manufactured full-auto bolt group for HK33 and HK93 platforms. This bolt carrier group includes all factory German components. Includes: Tungsten filled full-auto carrier-...HKP-16729$0.00 -
Out Of Stock
HK MP5 Locking Piece - 100 Degree - Used Surplus
H&K Heckler & Koch
$0.00H&K HK MP5, HK94 100 Degree Locking Piece-Used MP5 100 degree used surplus locking piece. Pulled from early HK German MP5 parts kits.HKP-00668$0.00 -
B&T Polymer Lower for USW-M17 - Coyote Tan
B&T Brugger & Thomet
$355.00B&T Polymer Lower for USW-M17 - Coyote Tan The practical polymer conversion kit transforms a normal P320 (full-size or compact) in less than two minutes into a USW-320 with integrated stock. Just transfer the trigger group, the slide and the magazine...HKP-21743$355.00 -
Out Of Stock
HK SL8-1 Incomplete Backplate - Gray
H&K Heckler & Koch
$0.00HK SL8-1 Backplate Incomplete Original HK German SL-8 back plate incomplete. Compatible With: SL-8 New SL8-6 blackHKP-16373$0.00 -
Out Of Stock
HK MR762 Butt Pad - E2 - Concave - Bowden Retaining Wire
H&K Heckler & Koch
$69.95MR762, 417 German E2 Concave Butt Pad With Bowden Retaining Wire Harness This item can be added as an option on the HK MR762 & HK712/G28 E1/E2 stock. Provides an option to use either the concave or convex style buttpads for different mission...HKP-17687$69.95 -
On Sale
AK Binary Trigger - Curved - BFSIII
FA Franklin Armory
Now: $485.99Was: $534.95Franklin Armory BFSIII AK-C1 Standard Caliber - 7.62x39 The Binary Firing System GEN 3 (BFSIII) is a 3-position trigger. In position 3 it fires one round on pull and one round on release, making this trigger ideal for both tactical and competition use...HKP-19833Now: $485.99Was: $534.95