DESCRIPTION Heavy Duty Structure Crafted from CNC Billet Aluminum with Vibration Resistant Housing.It is very shockproof and corrosion resistant, great for all weather conditions! 3.86"x1.93" mirror surface.mirror glass for an extended field of vision. Wide And Clear View 360°Rotates and adjusts for better visibility!Blue glare-reduction mirror lenses of motorcycle handlebar end mirror, help you easily seeing the upcoming cars and motorcycles. Widen your vision and keep your driving safety. Easy Installation Three different thickness of black plastic sleeves to meet your purposes. Please kindly try your best to tighten strews, then the mirror stem will stay in the right way and never moved during riding but only adjust the mirrors to the best angles. Package 1 Sets blue lenses handlebar rearview mirror(Left & Right, anti-dazzling). If you have any issue on the installation or other issues on the kemimoto mirrors, please do not hesitate to contact us. SKU: FCBEM003 FITMENT Universal Fits inside handlebars with 13 to 18mm inside diameters. (for reference only) ALL 7/8" handlebar. Please check the handlebars inside diameters.