Made of top-quality solid steel and high-quality polyurethane, this heavy-duty castor has a load-bearing capacity of up to 600 lbs. to ensure that your heavy-duty workstations, tables, and equipment remain stable. Unique telescopic design, just one tap, you can easily lift and fix the workbench to the ideal height, completely free your hands, so that the work is more smooth. While this caster is excellent on flat surfaces, it is not suitable for difficult terrain such as rocks. Rotate the caster 360°. Equipped with a full range of rotating brackets, whether it is a narrow corridor or a complex layout, it can easily cope with the full range of flexible movement of tables, tables and equipment, greatly improving work efficiency and space utilization. It is specially equipped with 16 mounting screws and provides additional options, allowing you to decide whether you need additional screws for reinforcement according to your actual needs. Before installation, it is recommended to drill holes on the legs of the workbench using a drilling rig (which must be prepared by yourself) to ensure stable and reliable installation. The hard rubber pedals on the castor workbench, with advanced powder coating technology and a satin black finish, are not only rust resistant, but also add a touch of understated luxury. The carefully designed anti-slip stripe on the surface effectively prevents sliding during operation and escorts your safety. Material: Metal.