2PCS 48X50mm Yellow Silver Nylon Steel Flat Roller Guiding Wheel 6201 M12 Screw for Electric Door Sliding Gate

size:48x50mm Material:nylon colour:Yellow Package Contents: 2 x Guiding Wheels 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.