Steel wheel with bracket, Y/U/V groove alternative; Diameter: 50, 60, 70, 80, 90, 100mm, Used for the gate, door, window, welding industry
Features:
1) Material is 45 steel
2) Single bearing
3) Y / U / V groove
4) Diameters: 50, 60, 70, 80, 90, 100mm
5) Galvanized with white or yellow zinc for longer life
6) V/U-groove track matched
size40mm, 50mmpacking pvc bag