High-clear rearview mirror with wide mirror surface supports 360 rotation to help you better observe the road conditions behind you. Reliable quality, easy to install, perfect for mountain bikes, e-bikes, motorcycles and more. Features: High-clear rearview mirror supports 360 rotation and has a wide mirror surface to help you better observe the road conditions behind you. High-quality ABS housing, nice durability, strong and impact resistant, anti-aging, not easy to crack. It comes with rearview mirror seats, which solves the trouble that the handlebar has no mounting holes, convenient for installation. Fits 20-24mm diameter handlebars, and it is perfect for most mountain bikes, e-bikes, motorcycles, etc. in the market. Delivery only includes a pair of rearview mirrors. Reliable quality and light weight, it will not burden the ride. Specifications: Color: Black Material: ABS + Acrylic Lens Mirror Size: 145 * 60mm/ 5.7 * 2.4in Handle Length: 125mm/ 4.9in Applicable Handlebar Diameter: 20-24mm Item Weight: 350g/ 12.3oz Package Size: 195 * 86 * 66mm/ 7.7 * 3.4 * 2.6in Package Weight: 402g/ 14.2oz Packing List: 1 * Pair of Rearview Mirror