For 4"PU escalator wheel, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our 4"PU escalator wheel has been well received by many customers and enjoyed a good reputation in many countries. Changshu Jinsheng Metal Products Factory4"PU escalator wheel have characteristic design & practical performance & competitive price, for more information on the 4"PU escalator wheel, please feel free to contact us.