Gearbelt Pulley For Belt Series SilentSync For Belt Width 52 1/2 mm For Bushing Size M Material Cast Iron Number of Teeth 140 Outside Diameter 621.11 mm Pitch 14 mm Pitch Diameter 623.91 mm Face Width 54.5 mm Features Self-Tracking Design Material Fabrication Cast Number of Flanges 0 Overall Width 54.5 mm Pulley Construction Plain