About Plate Swivel PA Machine Caster The wheel material is PA, which has excellent thrust, flexibility and chemical resistance, and the bracket material is 304 stainless steel, which is really ideally suited for applications exposed to cleaning agents, steam, caustic solutions, or other corrosive agents which could cause rust or corrosion. Size Load Height(mm) Plate Size(mm) Hole Center(mm) Hole Spacing(mm) Wheel Diameter(mm) Wheel Width(mm) Load Capacity(kg) Wheel Material 3inch 113.5 95*70…