Bicycle Super Loud Invisible Bell, Mountain Bike

Clear ringing - New bell clear and loud ringing Bicycle bell is made of an improved version of the material with high stiffness. Combined with the internal hollow system, the tweeter ring eliminates traffic noise and low harmonics can give a long and clear sound.
MATERIAL - The Bicycle bell is safe, easy and durable to use and , made from sturdy aluminium alloy and ABS material that is rustproof, durable and corrosion resistant for an extended life. Compared with traditional bicycle bell ringing, it is more convenient, beautiful, sweeter and louder.
A new kind of bell - a simple and unique O-shaped design that fits discreetly on all handlebars (22.2-22.8 mm). And is loud enough.
Easy to fit - , compact design, safe and durable, easy to fit, fits in 1 minute with a screwdriver.
Practical - Fits all handlebars mountain bikes, road bikes, sport bikes, kids bikes, road TT mountain bikes and city bikes. Colour:black
Material:aluminum alloy Package Contents:
1 x Driving invisible bell Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.