... Wheel Brake Castor Caster Material: iron & nylon Color: black, white,grey, bronze-colored Diameter: 38mm, 52mm,63mm Furniture Wheel Brake Castor ... CasterMaterial: zinc alloy & plasticColor: black, white,grey, bronze-colored 1) Material: iron and nylon2) ... With plate/ screw/ panel holder/ sawtooth ring7) With brake/ without brake8) Panel size is 38*38mm, and can ...