Retro Mirror Sprintech Single Mirror. Works with all road handlebars by attaching to the bar end using its simple retrobike install. Allows you to see traffic from behind without having to look over your shoulder. Expands your visual field without shifting head or body to see behind you. As reliable as a car's rearview mirror! Placed on the left side of the handlebars, the Sprintech rearview mirror is easy to install. Simply remove the cap from the end of the handlebar, insert the connector plug, and attach the Sprintech rearview mirror. Once installed, simply adjust to the desired position. Available in five colors: Black, White, Red, Yellow, and Blue. Also available in pairs!