Umarex RDS 6 Red Dot Sight A sturdy, closed dot sight with optionally green or red dot. Five levels of brightness each color for every light condition around and at the target. With integrated mount for Picatinny rails. TECHNICAL DATA Brightness levels 5 Illumination red / green Dot size (MOA) 6 Parallax adjusted to 10 m Mount Picatinny Length 66 mm Weight 120 g