... 10*2 inch 1,swivel top plate ,pu&iron wheel 2,plate Zinc or spray plastics 3,steel ... 5.5mm or 6mm Iron core pu caster 10*2 inch 1,swivel top plate ,pu&iron wheel2,plate Zinc or spray ... :1) Heavy duty industrial caster with cast iron molded PU wheel2) Swivel, rigid, swivel with brake3) Size: 100 x 50, 125 x ... x 50,250*50,300*50mm 10 inch Iron-core pu caster