Gearbelt Pulley For Belt Series SilentSync For Belt Width 52 1/2 mm For Bushing Size J Material Cast Iron Number of Teeth 90 Outside Diameter 398.29 mm Pitch 14 mm Pitch Diameter 401.08 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