High-quality materials: The shell of the transfer rolling caster is made of galvanized iron, and the roller is made of nylon. It is durable, not easy to wear, and has a long service life. Strong load-bearing capacity: The maximum load-bearing capacity of a single caster is 15 kg, which can be applied to most items and can be rotated 360 degrees in a universal direction, greatly reducing the labor intensity of the workers. Easy to install. The installation space of the transfer caster is small, there are two mounting holes for installing screws, you can easily fix it on the device. Matching use: According to different load-bearing requirements, the distribution density of the universal ball can be arbitrarily adjusted, and it is more flexible and durable through matching use. Widely Used: The universal bullseye ball is suitable for all walks of life, such as machinery, hardware, chemical industry, food, warehouse, etc. It can also be used in a variety of non-industrial applications including display in retail stores and airport baggage transfer. - High quality nylon beads, strong and durable, wear resistant and strong stability. - The thick iron plate has strong bearing capacity, it is not easy to break under compression, and the curved chamfer is very smooth. - The surface is highly galvanized, scratch resistant, not easy to be damaged during use, and not easy to rust. Widely Used: - Sofas, display cabinets, trolleys, shelves, scooters, cabinets, kitchen equipment. - For transport, especially suitable for rotating or diverging parts of the transport system. This makes it easy to move the object horizontally. Specification: Housing material: iron Ball material: nylon Color: Silver Load: 15 kg Mounting hole diameter: 4mm Ball diameter: 16 mm Size: as shown Package includes: 8 x two-hole nylon bearings