Furniture Wheel Caster Castor Material: zinc alloy & plastic Color: black, white,grey, bronze-colored Diameter: 25/38/52mm Furniture Wheel Caster CastorMaterial: zinc alloy & plasticColor: black, white,grey, bronze-colored1) Material: iron and nylon2) Diameter: 25mm, 38mm, 52mm3) With plate/ screw/ panel holder/ sawtooth ring4) With brake/ without brake5) Panel size is 38*38mm, and can be ...