Standard V-Belt Pulley, 4L Pitch Diameter 5.58 in, 5L Pitch Diameter 6.013 in, A Pitch Diameter 5.58 in, B Pitch Diameter 6.013 in, AX Pitch Diameter 5.58 in, BX Pitch Diameter 6.013 in, For Bushing Type Quick Detachable, For Belt Trade Size 4L, 5L, A, AX, B, BX, For Bushing Size QT, For V-Belt Type Classical, Cogged, Material Cast Iron, Maximum Bore Diameter 1 9/16 in, Outside Diameter 5.95 in, Pitch Diameter 6.01 in, Number of Grooves 1, Face Diameter 5.95 in, Face Width 0.88 in