This bicycle rear view mirror is easy to install and it will make your riding safer, the morror can be closed so it won't increase the resistance of riding.
Features:
This rear view mirror can be mounted on the handlebars.
It can be rotated 360 degrees and you can see the distance of 20-40m behind.
Reduce air resistance and reduce interference with the rider.
Suit for 21-22mm handlebar bicycle.
Specifications:
Main color: black
Main material: PC, acrylic
Item weight: 16g / 0.6ounce
Package size: 111 * 72 * 61mm / 4.4 * 2.8 * 2.4in
Package weight: 43g / 1.5ounce
Package list:
1 * Bicycle Mirror