The CY-30B is a flying-saucer style ball transfer unit primarily used in omnidirectional conveying systems, furniture glides, and machine workstations. It consists of a large, freely rotating 30mm ball housed in a flanged pressed steel or carbon steel casing. Model CY-30B Brand ZH Material Chrome Steel precision P0 P6 P5 P4 Product Description The CY-30B is a UFO-type universal ball bearing (spherical steering unit) mainly used in logistics conveyor lines, workbench switching