Bike Bells Aluminum Alloy Bell for Adults and Kids Fit for Mountain/Road Bike Details： 1.Bicycle Bell: Special designed for mountain bikes and road bikes as safety warning bell, which make the riding much safer. 2.Easy To Install: Set small bike bell on the handle bar with screwdriver and tighten the screw. 3.Size: Bicycle bell total height about 5.8cm/2.29inch, suitable for handlebar tube outer diameter 2.1cm-2.3cm/0.83-inch-0.9-inch. 4.Crisp Ringtone: Made of aluminum alloy and plastic, bring us clear, sweet, loud sound, it is loud enough to alert the passerby and cars. 5.Multipurpose: The bike bell is one of essential bike accessories for kids and adults for mountain bike or road bike riding. Contents: 1 PC bicycle bell The More You Buy, the Better the Deal To Better Fit You,please Do Measure the Size and Compare to the Size Chart Before Placing Order. Halloweenhalloween Decorationshalloween Decorhalloween Decorations Indoorhalloween Decorations Outdoorhalloween Home Decoroutdoor Halloween Decorationshalloween Decorations Clearancedecorationhalloween Christmaschristmas Decorations Before Christmaschristmas Decorations Clearancethe Before Christmasholidaynightmare Before Christmas Popchristmas Clearance AFTER SALE SERVICE: 30 Days after sales service and exchange, reply you within 24 hours to solve your problem.