Berges® Control Pulley type R250b for use with wide belts type CW-b 47 and spring tensioning pulley F250b. Diameter of 255mm with length trough the bore 162mm. Die-cast aluminum pulley faces with steel slide hub with thrust bearing on one side. Casting numbers ; castings maybe used on other series of pulleys. Maximum shaft diameter 42mm with standard bores listed for sale, alternative bores are available contact TVT for non-standard bore quotation.