Our Polyurethane Flat Free Wheel for trolley 3.00-4 10 inch is made with high-quality materials that ensure durability, reliability and longevity. Our products are designed to provide exceptional performance and functionality even in the toughest environments. As a factory, we take great pride in our work and strive to exceed our customers' expectations. Our product's superior construction and design offer ease of installation, smooth handling, and superior load-bearing capacity. It is suitable for various types of trolleys and other similar applications. Trust us to deliver a product that meets your needs and exceeds your expectations.