500mmx6mmX20mm Industrial Aluminum Rubber Measuring Encoder Meter Wheel for Industrial Encoder Accessories Encoder Wheel

Colour:Black Material:aluminum+rubber Size: thickness:20mm/0.79 inch Perimeter:500mm/19.67 inch Bore Diameter:6mm/0.24 inch Package Contents: 1 x Encoder Wheel Only the above package content other products are not included. Note: Light reflection 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.