Berges® Control Pulley type R280b for use with wide belts type CW-b 55 and spring tensioning pulley F280b or D280b. Diameter of 296mm with length through the bore 162mm. Die-cast aluminum pulley faces with steel slide hub with thrust bearing on one side. Casting number 280 ; 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.