Belt Width: 42 in; CEMA Series: B; Trough Angle: 35 °; Idler Type: Steel Roll Flat Carrying; Roll Diameter: 5.00 in; Roll Material: Steel; Lubrication Type: Regreaseable; Rise of Mounting Pad Surface to Center of Roll: 4.25 in; Allowable Bolt Spacing Cen; Product Line: Idlers-Flat Idlers; Series: Rex Classic Series B+; Model = 5 in