The CT RAD Micro (Rapid Aiming Dot) Electronic Sight is an ultra-compact Open Reflex Sight for compact and subcompact pistols. Featuring a red 3 MOA aiming dot, the CT RAD Micro has a recessed and fully multi-coated lens with a large quick acquisition window. The CT RAD Micro comes with the CT RADIANT Ambient Light Sensor that automatically adjusts the aiming dots brightness to the surrounding lighting condition. The Micro is easily installed on an optics cut slide using the CT micro footprint that is also compatible with the Shield RMS and JPoint footprints. The Micro has a rear sight notch cut into the back to line up with your front iron sight. Made of 7075 Series Aerospace Aluminum, it is 30% stronger than most industry standard sights made with 6061 Series Aluminum. Features Cowitness Notch Cut.