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 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 -
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