• The arm is made by stainless steel, wear resistant and more sturdy which diameter 10mm.
• PE shell, environmental protection without any smell.
• 100mm big size flat clear glass, you can get high clear big rear view.
• Flexible: Fully adjustable with 360 degree rotation, Come with Bolt 10mm, Easy to install and remove.
• Universal: Both left and right mirror are same, Compatible with most popular Handlebar, Such as Mountain Bike Road Bike Bicycle Electric Bike ebike Motorcycle Scooter which diameter is 20-25mm.