3 3V 4.1 1615 Pulley 3 Grove 1615 Bushing 1-3/8" Bore 3V [3/8"] Wide Belt Grove

 

The Od. is 4-1/8"
 
 
 [Please Look at all the pictures they are part of the description]
 
 
                                                                                     [B1-F1-R4-S1-2]