BROWNELLS BRN-4® UPPER RECEIVER ASSEMBLIES
The BRN-4® Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK® 416 compatible handguard and any 1/2-28 …
All Parts - Receivers / Flats / Uppers - HKPARTS
Explore our premier selection of HK receivers, flats, and uppers at HKParts, perfect for building or upgrading your Heckler & Koch firearms. Our products feature precision-engineered MP5 …
MR556 A4 Upper Receiver Kit - 16.5" - HK USA - Heckler & Koch
This kit includes a complete upper receiver/barrel assembly, allowing Mil-Spec 5.56mm AR-style rifles to be retrofitted to HK’s piston and pusher rod system. This system utilizes a piston and a …
HKP 416 10.4" 5.56 Complete Upper Receiver Assembly - HKPARTS
HKP 416 10.4" 5.56 Complete Upper Kit Complete. Each kit includes the complete upper assembly, bolt group, tungsten buffer, & high-reliability SS recoil spring. This upper kit is a …
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HK Uppers - Midwest Gun Works
Heckler & Koch uppers for your HK firearm is the perfect factory solution to replace / repair a damaged upper receiver. These uppers offer rugged and stable construction, ideal for any …
MR556A1 - HK USA - Heckler & Koch
A direct descendant of the world-famous HK416, the MR556A1 is the commercial carbine from the same DNA. It offers the battlefield-proven reliability, durability and precision you would …
HK Uppers For Sale | H&K Upper - Omaha Outdoors
Find the latest H&K pistol or rifle upper models you need to upgrade the looks, accuracy, and performance of your gun for prices well below MSRP. Buy discounted HK Uppers for sale …
Heckler & Koch Complete MR556 Upper Receiver Kit - OpticsPlanet
The MR556A1 Upper Receiver Kit includes a complete upper receiver/barrel assembly, bolt carrier assembly, buffer, and buffer spring allowing most high-quality 5.56 mm AR-style rifles …
HK MR556 Upper | Heckler & Koch MR556A1 Upper Receiver Kit
HK’s MR556 Upper offers a solid operating ‘pusher’ rod in place of the gas tube that is normally found in AR15/M16/M4 style firearms. HK has designed the MR556A1 Upper Receiver Kit to …
HK AR-15 MR556 Gas Piston Upper Receiver Assembly 5.56x45mm ... - MidwayUSA
HK now offers the long awaited civilian variant of the popular 416 upper. This MR556, match grade upper receiver assembly comes complete and ready to pin onto any standard AR-15 …