2pcs Aluminium Alloy Bicycle Bell With Clear Loud For 21-23 Mm Handlebarsblack The product is shipped based on the color or size of the main image of the product page. Excellent Material Craft: Made of high-strength aluminum alloy and ABS, durable and strong. Avoid rust and corrosion, which ensures a longer service life. Strong Sound Penetration: A new kind of bell with a crisp and loud sound. 90 decibels of sound can penetrate loud traffic. It has been specially developed for safety warnings for mountain bikes and road bikes. Easy installation: the bicycle bell fits for bikes with handlebars or stems with a diameter of 0.83 to 0.91 inches. It can be easily installed on the right or left handlebar. Application:The loud bike ring can be used on road bikes, mountain bikes, city bikes, sports bikes, kids bikes, cruiser bikes, BMX bikes, etc. can be applied. Product The blowbell: Press down to trigger the bell by a crash as an alarm bell. Aluminium alloy material: Made of aluminium alloy plastics by multiple electroplating to get a stylish and elegant curved-like feeling, suitable for different models (mountain bike, road bike, childrens bike, MTB or scooter handlebars). Design features: 1. Bell with bright sound quality rings more than 75 MB with a long end sound. Easy to carry. Installed on the handlebar does not take a position. Easy to install, suitable for most pipe diameters. After removing the screw, the bell is attached to the handlebar. The installation can be completed by tightening the screw with a Phillips screwdriver. Personality design, depending on fluctuating bells to produce sound, easy and quick to use. Aluminum alloy prevents rust The use of anti-ageing plastics, durability. Special pattern design, beautiful and non-slip.