Please choose the correct size according to the size chart

Locking design: The bicycle handlebars are equipped with aluminum alloy locking rings on both sides

【Note】The speed of color change depends on the intensity of UV radiation and temperature (with stronger UV radiation and lower temperature

The back of the rack is protected from wear by a hardboard

Usage: can be used in cycling

ROCKBROS Fahrradklingel Laut Retro Klingel für MTB Rennrad Vier Farben Color:Specht Titan Please choose the correct sizeUniversal: The bicycle bell contains two types of spacers for different types of handlebars. Fits handlebars from 22mm to 31. 8mm. Retro Design: The bell has a retro bell design with a small size. The mountain bike bell is made of high quality copper alloy for clearer sound. Easy to use: The bicycle bell adopts the down push method, which saves more effort. Loud and clear: ROCKBROS bicycle bell has a high decibel level that can effectively warn