For 4"TPR single axle caster, 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"TPR single axle caster has been well received by many customers and enjoyed a good reputation in many countries. Changshu Jinsheng Metal Products Factory 4"TPR single axle caster have characteristic design & practical performance & competitive price, for more information on the 4"TPR single axle caster, please feel free to contact us.