HK Rifle / SMG Parts
Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!
Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.
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HK MP5, MP5K Front Sight Tower
H&K Heckler & Koch
$169.95H&K MP5, MP5K Front Sight Tower This is the factory-correct part for your HK MP5, MP5K build, not a recycled or incorrect G3/91 triple frame. This is a factory HK German part. Compatible With: MP5, MP5K SP5, SP5K HK94 SP89 MAC-5 clones may require...HKP-00842$169.95 -
On Sale
HK MP5, 90 Series Locking Plate for Rollers
Special Weapons
Now: $3.95Was: $8.95Special Weapons HK MP5, 90 Series Locking Plate for Rollers SOLD INDIVIDUALLY This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with use and age of the service weapon. Compatible With: MP5,...HKP-99399Now: $3.95Was: $8.95 -
HK MR556 A4 Hammer Spring
H&K Heckler & Koch
$5.95H&K MR556 A4 Hammer Spring Genuine H&K hammer spring for the MR556 A4. Compatible With: HK MR556 A4HKP-22083$5.95 -
HK417, MR762 Takedown Pin - Front - A4 Style
H&K Heckler & Koch
$43.99H&K MR762 A4 Receiver Front Takedown Pin German-made factory pivot pin for the MR762 A4. Will work with A1 models as well. Compatible With: HK MR762 A1 and A4 HK417HKP-21958$43.99 -
HK MR556 A4 Gas Block - Complete
H&K Heckler & Koch
$237.95H&K HK MR556 A4 Gas Block - Complete Factory HK MR556 A4 adjustable gas block ideal for switching between suppressed and unsuppressed firing. Compatible With: HK MR556 A4 Nefarious Arms A5 barrels NOT compatible with MR556 A1 without...HKP-21928$237.95 -
HK416, MR556, HK417, MR762 Pistol Grip Panel Kit
H&K Heckler & Koch
$72.99HK Heckler and Koch's Adaptive Pistol Grip Panel Kit with small and large sizes. The standard HK grip comes fitted with medium sized removable grip panels. This adaptive pistol grip kit supplies a full set of small and large interchangeable grip...HKP-21802$72.99 -
Carbon-Cleaner - 500 ml Aerosol
SchleTek
$32.95SchleTek Carbon Cleaner 500 ml Aerosol Time-saving removal of stubborn fouling. Special formula for heavily used firearms. Frequent and thorough gun cleaning is not only a prerequisite to achieve maximum performance with your firearm, but also a decisive...HKP-21766$32.95 -
Vector Arms V51 Retractable Stock
MKE
$549.95MKE V51 A3 Retractable Stock: Factory new MKE stock professionally converted with the correct collapsing length to fit Vector V51 rifles and pistols. This V51 stock was modified with a heavy profile, heat-treated collapsing rod insert for longevity...HKP-21469$549.95 -
HK G3 Recoil Rod - Demilled
H&K Heckler & Koch
$18.54H&K HK G3/91 Recoil Rod - Demilled These recoil rods were demilled from damage or broken end caps. Fully functional and sitll assembled with the spring, roll pins, nylon ring and captive pin. Perfect to have on hand for spares or custom builds.HKP-21298$18.54 -
HK 30 Round HK MP5 40/10 Magazine - Gray - Used
H&K Heckler & Koch
$159.9530 Round HK MP5 40/10 Magazine - Gray - USED These magazines are no longer available and we have just a few remaining units. Once they are gone, they are gone for good. These magazines are USED and are not eligible for return. Please...HKP-01726$159.95 -
Out Of Stock
HK G28 Flash Hider - Threaded 15x1 RH
H&K Heckler & Koch
$179.95H&K G28 Flash Hider - Threaded 15x1 RH Contains the factory correct thread pitch and markings. Rare here in the USA. Specifications: Made in Germany. Threaded 15x1 RH Compatible With: HK MR762 models and varaints HK 417 models and variants HK...HKP-18444$179.95 -
Out Of Stock
HK94 Barrel Shroud - Vertical Grip - Original - Vented
E&L MFG
$139.95HK94 Clone Original Vented Barrel Shroud w/ Grip This is the OEM HK part. The vertical grip is detachable and will not fit heavier barrels such as Vector or MKE barrels. Please Note: This will NOT fit 3 lug barrels.HKP-00020$139.95