[Materials]CNC Billet Aluminum with Vibration Resistant Housing, Optical Grade Blue Anti-Glare Glass Mirrors, it is shockproof and corrosion [Wider Vision]4.15*2.18 inch Optical Grade Blue Anti-Glare Glass Mirrors provides you a high definition and wider vision, allowing the driver to see the vehicles and conditions behind him [Best Angle Adjustment ]360 Rotates and adjusts for better visibility [Note](Just for reference only) ALL 7/8″ handlebar or inside handlebars with 13 to 18mm inside diameters, please check the handlebars inside diameters before ordering. [Fits]Aftermarket Replacement Part Compatible with ALL 7/8″ handlebar or inside handlebars with 13 to 18mm inside diameters, Universal Compatible with Most Motorcycle, Steet Bike, Standard Bike, Sport Bike, Racing Bike, Dirt Bike, Naked Bike, Chopper, Cruiser, ATV and Scooter etc Universal Motorcycle Bar End Mirror Specifications: Color: Black Material: High Quality 6061 Billet Aluminum with CNC billet aluminum housing Mirror M