... ,125mm*50mm,150mm*50mm,200mm*50mm2.Load capacity: from 2350kg to 370kg 3. .Caster material: PU wheel tyre with pp (nylon ... Black Electrophoresis finishing available 6.Caster wheel can be changed to Pvc,rubber ,nylon ,pp ,tpr ,cast iron,high-heat resistant ... ,It can work under tempertaure from-20 to 80 degree.High echanical strength feature make it to be with abrasion -resistant and high shockproff ...