Weight: 40.73g Size: 20.5*8*1.5cm Mirror diameter 7.5cm, back diameter 8cm No need to look back at the road situation. Bicycle mirrors, provide the majority of enthusiasts personality and practical rear-view programme. Mirror angle can be adjusted, 360 degree rotation, mounted handlebar bracket can be rotated, mounted on the handlebar. Convex mirror, the field of vision is more open. Installation size: suitable for handlebars with a diameter of 22mm or less to install, the mirror size of about 7.5cm, bracket 6cm+7.5cm 25.4mm handlebars can be mounted in the middle, thicker handlebars are mounted near the position of the gear shift or the position of the vice grips Mirror Accessory - For handlebars with a diameter of 22mm or less. Rear view mirror fitting - with adjustable straps for quick and easy mounting and dismounting. Bicycle mirrors - Made of materials, the mirrors are durable. Handlebar mirrors - 360-degree rotatable glass: movable lenses allow you to adjust the angle at any time to see objects from different directions. Optimised chassis is fixed with double screws, two extra washers can be placed when installing to make the mirror fixed more tightly. If you have any problem, please feel free to contact us, we will provide good service or replacement!