Heavy duty top plate with brake caster Item : 09SB100WPP Wheel diameter : 100mm,125mm,150mm,200mm ... ,300kg,360kg,400kg Housing:Made of pressed steel,double ball race Plated:Zinc Plate Option Function Wheel Material Item ... Rhombus Casters wheels, healthcare beds, hospital casters, Light Duty Casters, Medium Heavy Duty Casters, Heavy Duty Casters, Hospital Equipment, Medical Casters, Stainless Casters, ...