V-Belt Pulley 3L Pitch Diameter Not Applicable 3V Pitch Diameter Not Applicable 3VX Pitch Diameter Not Applicable 4L Pitch Diameter 19.6 in 5L Pitch Diameter 20 in 5V Pitch Diameter Not Applicable 5VX Pitch Diameter Not Applicable A Pitch Diameter 19.6 in B Pitch Diameter 20 in AX Pitch Diameter 19.6 in BX Pitch Diameter 20 in C Pitch Diameter Not Applicable CX Pitch Diameter Not Applicable For Bushing Type Quick Detachable For Belt Trade Size 4L 5L A AX B BX