The new HK MR556A4 - Civilian HK 416

Unfiltered MAC on Twitter: https://twitter.com/MAC_Arms Join Patreon and support MAC! http://www.patreon.com/militaryarms Political Comentary: https://www.youtube.com/@secondlegacy Follow and support us on Utreon!: https://utreon.com/c/militaryarmschannel Follow us on Rumble: https://rumble.com/user/MilitaryArms MAC T-Shirt Store: https://ballisticink.com/collections/military-arms-channel Modern Gun School: http://www.mgs.edu Challenge Targets Discount Code: MAC556 (https://www.challengetargets.com/SFNT.html) HK has released the MR556A4, and updated version of their origianl MR556A1 rifle. The new MR556A4 has many new features, which we cover, and is more like a current production HK 416 than its predecessor. #HK #416 #mr556a4