Fitment Suitable for 7/8" (22mm) diameter handlebars, such as bicycles, motorcycles, motorcycles, scooters, electric cars, etc. Hardware Motorcycle Rearview Mirror made of CNC aluminum and glass.High definition, anti-glare, explosion-proof, no fading, very durable. Easy to install Direct bolt-on design, no drilling or welding, no modification, convenient and practical , high reliability and stable performance. Adjustable design Motorcycle rearview mirrors can be 360 degree adjustable, effectively improving your driving safety. Best side mirrors mirrors Diamond-shaped rearview mirror 4''x2'' inch with anti-glare blue glass lens, gives you high definition and wide angle rear vision, no need to look back while driving.