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 Parts 2 Point Operator Sling
HKP HK Parts
$19.95HKP HK Parts 2 Point Operator Sling 2 point sling similar to the popular Magpul style sling. Made to last and a great sling for the money. Not set up for use on the HK style rifles unless you add AR15/M4 style attachment points for the 2 points of the...HKP-15375$19.95 -
HK90 Series Flash Hider - Bird Cage Style - Threaded 15x1 RH
PTR
$19.95PTR Bird Cage Flash Hider - Threaded 15x1 for 5.56/.223, and 7.62x51/.308 Crafted to exact Heckler and Koch specifications. Featuring the correct 15x1 RH thread, it's a perfect match for HK barrels and qualifies as one 922r compliant part...HKP-01447$19.95 -
HK MP5 Picatinny Rail - Raised
HKP HK Parts
$134.95HKP HK MP5 Raised Picatinny Rail The HK Parts MP5 Raised Picatinny Rail offers the best of both worlds featuring an unimpeded view of the factory iron sights and an elevated mount for your favorite optic. Cowitness? Lower third? ...HKP-21601$134.95 -
MI HK MP5 Top Rail
MI Midwest Industries
$159.95MI HK MP5 Top Rail Midwest Industries Picatinny and M-lok top rail for MP5, HK94 style weapons and clones. An amazing profile option for your MP5 style weapon. Offers a combination of strength, adaptability and extreme lightweight features. This rail is...HKP-19112$159.95 -
HK416, MR556 Trigger Guard - A5 Style
HKP HK Parts
$39.95HKP 416 & HK MR556 HK416A5 Style Trigger Guard Now you can upgrade your MR556, 416 & CR556 to the latest Gen HK 416 A5 Enhanced Trigger Guard. Fully assembled and ready to drop in. With a larger trigger guard area you can now use gloves...HKP-17793-M$39.95 -
Out Of Stock
HK MP5, HK90 Series Barrel Pin Jig - Aluminum
HKP HK Parts
$119.95HKP HK Parts HK MP5, 90 Series Aluminum Barrel Pin Jig This jig is designed for the installation and removal of barrel pins on all HK 90 series rifles and pistols. It’s the companion tool for builders already using HK flat-bending jigs and other...HKP-08928$119.95 -
HK G3 Parts Kit - 2 Magazines
FMP HK CONTRACT
$229.95FMP - G3 Parts Kit - With Mags The G3 has been an iconic battle rifle utilized all over the world and revered as one of the best that H&K has offered. You now have the opportunity to build one of these iconic battle rifles. Licensed by H&K and...HKP-20865$229.95 -
On Sale
HK UMP .45 - Magazine Compliance Kit
HKP HK Parts
Now: $9.95Was: $19.95US-Made UMP .45 Compliant Magazine Kit For All UMP .45 Magazines This kit is a drop-in replacement set that will give you two US-compliant parts towards 922r compliance. Made from high-impact polymer, just like the factory HK parts. The US parts kit...HKP-01167Now: $9.95Was: $19.95 -
HK SP5 Grip Module - SL
Magpul
$149.95 - $179.95Magpul HK SP5 SL Grip Module HK Parts brings a solution for those that are looking to upgrade to the Magpul SL grip. Click the drop down menu to select either the clipped and pinned or push pin options. This is a perfect option for those wanting improved...HKP-20574-M$149.95 - $179.95 -
HK416, MR556, HK417, MR762 Handguard Locking Screw - Stainless
HKP HK Parts
$9.95HK416, MR556, HK417, MR762 Handguard Locking Screw - Stainless Replacement handguard locking screw that secures the handguard to the upper receiver. Made in USA from 17-4 SS with a 5mm hex head. Compatible With: HK HK416 HK MR556 HK HK417 (2 required...HKP-17657$9.95 -
HK91, G3 US Made Trigger Pack - 4 U.S. 922 Parts
HKP HK Parts
$249.95HKP/H&K G3/91 (7.62x51/.308) US Made Trigger Pack - 4 U.S. 922 Parts HK G3, 91 & PTR .308 Semi Auto Trigger Pack Complete. Works with all 7.62 & .308 HK style firearms. Each trigger group incorporates the following US made compliant parts...HKP-17949$249.95 -
HK SEF Short Axle Selector Lever For Metal Trigger Housings Only - Used
HKP HK Parts
$9.95HKP SEF Short Axle Selector Lever For Metal Trigger Housings Only - Used Compatible with all metal HK grip frames. Please Note: The polymer (plastic) style SEF housing uses the longer axle SEF selector lever, not this product offering.HKP-00120$9.95