Trijicon RM01 Red Dot Sight. Love having this on my AR and its super easy to mount/un-mount! Mines sighted in at 100yrd and have no issues with it being off! The item "Trijicon RM01 Red Dot Sight" is in sale since Wednesday, November 18, 2020.This item is in the category "Sporting Goods\Hunting\Scopes, Optics & Lasers\Red Dot & Laser Scopes". The seller is "josrosenbroc0" and is located in Linwood, Michigan. This item can be shipped to United States.