The Incredibell Trail bell is the solution for riding multi-use or two-way trails to warn other users of your approach while you keep both hands on the bars. The bell can be activated and rings with every bump until you turn it off. Fits handlebars 22.2 to 31.8mm Model: Trail Bell Brand: Incredibell QBP #: BE1021 Manufacturer Part Number: 20ITBB UPC: 764459353055 Imported