2 Pieces Bicycle Rearview Mirror, Electric Scooter Rearview Mirror, Adjustable 360 ​​Convex Bicycle Mirror, Retro, Universal HD Shockproof Mirror for 21-23mm Handlebars

General Description This bicycle rearview mirror is designed to provide a clear and wide field of vision thanks to its high-definition acrylic lens and convex surface. Made of durable ABS plastic, it is impact and corrosion resistant, ensuring long-lasting use. Its folding design allows it to be completely folded when not in use, protecting the lens from scratches and scrapes. Technical Specifications Material: ABS plastic and acrylic lens Compatible handlebar inner diameter: 21 to 23 mm Detection range: Cars up to 100 meters, bicycles up to 40 meters Installation Fully insert the expansion bolt into the end of the handlebar. Use a hex key to secure the screws to the handlebar and tighten to lock the mirror in place. Quick installation in minutes. Usage The rearview mirror can be installed on the left or right side of the handlebars, allowing the cyclist to clearly see the traffic behind them without having to turn their head. Thanks to its 360-degree rotation, it is easy to adjust the field of vision for increased safety.