Mechanical Counter, Input Type Rotary Shaft, Clockwise, Front and Rear, Worm Drive, Number of Digits 5, Mounting Base, Max. Counts per Second 13, Height 2.0 in, Depth 2.0 in, Width 3.69 in, Display Black Digits, White Background, Reset Type Wing Nut, Special Features Speed up to 1500 CPM in 1:1 Ratio, Color Black. This item has been restricted from sale in the following state (s): []