規格 ID:68mm,OD:78mm,T:4mm

         ID:42mm,OD:50mm,T7mm

         ID:42mm,OD:50mm,T8mm

         ID:42mm,OD:60mm,T7mm

         ID:67mm,OD:77mm,T8mm

There are many different styles in stock, you can contact us for more information.