Take-up units are used where shaft adjustment and belt tightening devices are required, such as conveyor applications. With a choice of locking systems, this cast-iron style is used for standard duty and pressed-steel design for low-cost, light-duty applications.Take-up bearings are mounted bearings consisting of a guide frame, positioning screw, and mounting hardware and are typically used to align conveyor tracks and maintain conveyor belt tension.Bearings offers a wide range of take-up bearings units both in inch and metric dimensions.  Each are available with or without an eccentric locking collar. Medium Duty, Heavy Duty and other types are available along with various seal options and plated housing options.   take up units housings are constructed out of cast iron and have a chrome steel bearing as standard.