This stylish and solid bike ring is suitable for handlebar in maximum diameter 22mm. With a clear and loud sound. Let your riding safer.

Features:
Easy to install on your bike. 
Cute design with clear loud sound.
Suitable for handlebar in maximum diameter 22mm.
Alert others for safety with the flick of a thumb.
A good bicycle accessory for bike riders.

Specifications:
Material: Aluminum + plastic
Color: Red / Blue / Silver / Black (optional)
Diameter: 5.4cm / 2.1in
weight: 28g / 1oz

Package List:
1 * Bike Ring