Bicycle bell 1.Steel top,base and lever, 2.Diameter:40mm, 3.Chippest in the market. 4.High quality, reasonable price Bicycle bell1.Steel top,base and lever,2.Diameter:40mm,3.Chippest in the market. 4.High quality, reasonable price, beautiful design and nice sound.1.Material:Steel and Plastice 2.Color:any color 3.Certificate:EN-71,PAHS,CE 4.OEM accepted 5.High quality and best price