1. Tough shell, anti-drop and wear-resistant
2. Thick material, anti-scratch and firm
3. Screw wings, reinforced, not easy to fall off
4. Strong compatibility, adjustable size
5. Material: reinforced nylon + aluminum alloy
6. Compatible water cup diameter: 5.5-7cm
7. Weight: handlebar: 236g, mirror mount: 185g, bicycle: 130g
