Before applying, please make sure the part of the installation are smooth, clean, dry, and free of wax, dirt and oil.Features:Top grade glass mirrors give you a clear vision.It provides you highest degree of rear view, easily seeing all the things behind you.Instantly upgrade your bike into a new custom eye catching look.Easy to install, no modification is required.Specifications:Color: red,silver,Blue,GoldProcess: wire cuttingApplicable models: scooter, street car, sports car, etc.Material: CNC High-density aluminum alloy Surface anodizingThread size: 10MM, 8MMPackage included:1 pair Motorcycle Handlebar MirrorsNotes:Please allow 0-2mm error due to manual measurement, thanks for understanding.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, thank you.