SPA,SPB,SPC pulley
V-pulley , European Standard : V-belt pulley for taper bushes: SPZ,SPA,SPB,SPC ,up to 10 grooves American standard 3V
V- pulley :
1. European Standard : V-belt pulley for taper bushes: SPZ,SPA,SPB,SPC ,up to 10 grooves
2. American Standard : Sheaves for taperbushes and QD bushes : 3V,5V,8V
3. Bore : pilot bore,finish bore, taper bore , bore for QD bush
SPA,SPB,SPC pulley