1.Size:172*210mm 2.Diameter of U shackle:18mm 3.Material:Alloy steel,brass,zinc alloy,ABS,PVC 4.Pass PAHS Bicycle and Motorcycle U Lock18mm hardened MAX- Performance steel shackle resists bolt cutters and leverage attacks.5-digit resettable combination increases the coding security to a greater level.Dustcover protects and extands cylinder life.Can print logo.Color: red, blue,yellow,green,grey, ...