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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HK417, MR762A4 Magazine Catch
H&K Heckler & Koch
$127.95Heckler and Koch Magazine Catch for HK417 and HK MR762 German-made magazine catch for HK MR762 A4 and HK417.HKP-21961$127.95 -
M-Lok Paraclip Sling Mount
Magpul
$19.95Magpul M-Lok Paraclip Sling Mount The M-LOK Paraclip Sling Mount is a steel clip-in sling mount for M-LOK compatible systems. It is constructed of high-grade, precision cast steel and has an...HKP-21874$19.95 -
HK416 A5, MR556 A4 Barrel - 5.56 - 11" - Threaded 1/2"x28 - A5
Nefarious Arms
$594.95Nefarious Arms HK MR556/HK416 11" A5 Barrel ***THE BARREL EXTENSION RIM IS MARKED "HAUS" DUE TO AN ERROR BY THE BARREL EXTENSION SUPPLIER. THE MARKING IS NOT VISIBLE ONCE INSTALLED. THESE BARRELS...HKP-21839$594.95 -
Out Of Stock
HK417, MR762 Double Magazine Pouch
H&K Heckler & Koch
$129.95H&K HK 417 Double Magazine Pouch Factory HK double magazine pouch for the HK 417 and MR762 platforms chambered in .308/7.62x51. Compatible With: HK 417 MR762HKP-21800$129.95 -
B&T GHM Telescopic Stock Arm
B&T Brugger & Thomet
$40.00B&T GHM Telescopic Stock Arm Factory replacement telescoping stock arm for the GHM platform. Fits left or right side of stock. Compatible With: B&T GHM <HKP-21754$40.00 -
B&T Angled Foregrip - Picatinny
B&T Brugger & Thomet
$71.99B&T Angled Foregrip - Coyote Tan - Picatinny Mount For those shooters who prefer an angled foregrip, this grip is the perfect solution. The lugs at the end of the grip assure a firm rest for the...HKP-21392$71.99 -
On Sale
HK MP5 Magazine Locking Plate - 30 Round
KCI
Now: $3.15Was: $3.49KCI HK MP5 Locking Plate Spare locking plate for KCI MP5 30 round magazines. Compatible With: HK MP5HKP-21377Now: $3.15Was: $3.49 -
Out Of Stock
HK MP5, MP5K, G3 Night Sights
Trijicon
$159.95Trijicon Bright & Tough - Night Sights - H&K SP89, Carbines, Rifles Trijicon bright & tough night sights are three-dot iron sights that increase night-fire shooting accuracy by as much as five times...HKP-20325$159.95 -
HK VP9, P30, HK45 Night Sight - Tru Dot R4E
Meprolight
$189.95Meprolight R4E Night Sight for HK VP9 Rapid target acquisition is a critical component of defensive shooting. Designed by two highly experienced U.S. Special Forces veterans, the R4E Optimized Duty...HKP-19518$189.95 -
HK VP9SK Grip Panel Left Side - Large - Black
H&K Heckler & Koch
$17.95H&K VP9SK Left Side Grip Panel - Large - Black New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. Compatible WiHKP-18300$17.95 -
HK VP9SK Grip Panel Left Side - Medium - OD Green
H&K Heckler & Koch
$19.95H&K VP9SK Left Side Grip Panel - Medium - OD Green New HK German manufactured. Left side medium size perfect for spare or for custom stippling projects. Drop-in part for your HK VPSK pistol. CompatiblHKP-18587$19.95 -
On Sale
HKP Women's Shirt - Short Sleeve - Gray
HKP HK Parts
Now: $7.49Was: $14.95HKP Short Sleeve Shirt for Women in Gray Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the...HKP-21020-MNow: $7.49Was: $14.95