Pu cast iron core caster with brake Industrial pu with rubber series: Bracket thickness:5.75mm Polished galvanized surface treatment Lasting light more antirust Riveting technology high loading capacity Wide useful environment NameMaterialWheel dia (mm)Wheel width (mm)Loading height (mm)Loading capacity (kg)BearingOffsetPlate size plate thickness holader thickness Medium duty And heavy duty SeriesPu with iron Core10045/50135260Double 203bearing29Hole dia:70*85 Plate:100*115 Plate thickness:5.75 Plate size:5.75 12545/50160300Double 203bearing35 15045/50190350Double 203bearing40 20045/5023v5380Double 203bearing50