http://www.unionlever-casters.....com/special-use-cast Stainless Steel Caster manufacturers Description The size of the Stainless Steel TPR Caster is 80-125mm, and it can carry 70-120kg. TPR material brings the castor excellent wear resistance and rust resistance to prolong its service life. With plastic sleeve, it can prevent dust and cord from getting stuck. The shell is made of stainless steel 304 and has been galvanized, so it has good stability and firmness. It is widely used in kitchen equipment, tool cabinets, shelves, trolleys, etc. We have various sizes, materials and models for your cho