About White PP Light Duty Industrial Casters Plate Fixed PP Industrial Caster is made from PP, and offers floor protection and quiet operation. They are available in a multitude of tread thicknesses, wheel sizes, bearing options, and a wide variety of standard chemical compounds to cover many industrial applications. This light duty industrial casters can be used in furniture. Wheel Diameter & Tread Width Load Axle Offset Plate Thickness Load Height Top-plate Outer Size Bolt Hole Diameter Bolt Hole Diameter 25*13 15 12…