3X 300mm Aluminum Polyurethane Industrial Encoder Wheel Measuring Wheel for Measuring Rotary Encoder

Material: Aluminum + polyurethane Color: Green & Silver Inner hole size: 6mm Perimeter: 300mm 1.Use with rotary encoder to measure velocity and position 2.It have high resolution Package Include: 3 x Encoder wheel Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.