Berges® Spring tension Pulley type F130b for use with wide belts type CW-b 22 and adjusting pulley R130b. Diameter of 135mm with length through bore 72mm, die cast aluminum sheave faces with steel slide hub. Identified by casting numbers 130, one spring; castings used on other series of pulleys.. Maximum shaft diameter 24mm with standard bores listed for sale, alternative bores are available contact TVT for non-standard bore quotation.