3/4 Fixed Bore 1 Groove Variable Pitch Pulley 4.75 OD
62 in (4L, A), 4.95 in.Variable Pitch V-Belt Pulley, Bore Diameter 3/4 in, For Belt Trade Size 3L, 4L, 5L, A, AX, B, BX, For V-Belt Type Classical, Cogged, Material Cast Iron, Maximum Pitch Diameter 4.