Berges® Control Pulley type R80b for use with wide belts type CW-b 17 and spring tensioning pulley F80b. Diameter of 91.4mm with length trough the bore 50mm. Die-cast aluminum pulley faces with steel slide hub with thrust bearing on one side. Maximum shaft diameter 14mm with standard bores listed for sale, alternative bores are available contact TVT for non-standard bore quotation.