Tracking Roller Assemblies with Radial Bearings consist of two rectangular steel tubing frames; one is stationery and the other is movable. These Tracking Roller Assemblies are designed with self-cleaning and self-lubricating radial bearings. These Tracking Roller Assemblies can even be mounted upside down. Tracking Roller Assemblies with Radial Bearings ensure long lasting service and requires no maintenance.