Variable Pitch V-Belt Pulley, Bore Diameter 1 1/8 in, For Belt Trade Size 4L, 5L, 5V, 5VX, A, AX, B, BX, For V-Belt Type Classical, Cogged, Wedge, Material Cast Iron, Maximum Pitch Diameter 6.7 in (4L, A), 7 in (5L, B), 7.4 in (5V), Number of Grooves 1, Outside Diameter 7.5 in, 3L Pitch Diameter (Maximum) Not Applicable, 3L Pitch Diameter (Minimum) Not Applicable, 3V Pitch Diameter (Maximum) Not Applicable, 3V Pitch Diameter (Minimum) Not Applicable, 3VX Pitch Diameter (Maximum) Not Applicable