【Fitment】 Motorcycle rearview mirrors are suitable for 7/8" (22mm) diameter handlebars, The installation hole diameter is approximately: 18-20mm, please measure whether your handlebar hole diameter is compatible before purchasing. 【Material】 Motorcycle handlebar end 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, convenient and practical. If you receive mirrors in the same direction, you can adjust the handle direction of one of the mirrors and install them on both sides of the handlebar. 【Adjustable design】 Motorcycle rearview mirrors can be 360 degree adjustable, effectively improving your riding safety. 【Best Side Mirrors 【Mirrors】4''x2'' inch diamond-shaped rearview mirror with anti-glare blue glass lens, provides you with high-definition and wide-angle rear vision, no more looking back while driving. Note: The data are all manually measured, please allow