Detailed Product Description Belt pulley1.V belt pulleys for taper bushes:SPZ,SPA,SPB,SPC2.Adjustable speed v-belt pulleys and variable speed pulleys.3.Flat belt pulleys and conveyor belt pulley4.Bore: pilot bore,finish bore,taper bore,bore for QD bush5.Surface finish: paint,phosphate,zinc plate6.Material: 1.hot/cold rolled steel plate 2.GG25 high quality grey cast iron 3.ductile iron7.Size: ...