1. Metal rod knob + physical lock, double protection for mobile phone
2. Will not block the camera, allowing you to record the scenery along the way
3. One-handed operation, easy to install/retrieve the phone, safe and reliable
4. 360-degree free rotation, easily find the perfect viewing angle
5. Compatible with most 6.1-7.2 inch mobile phones
6. Full access to mobile phone, convenient charging
7. Material: PC+ABS+metal
8. Applicable mobile phone size: 6.1-7.2 inches
9. Applicable handlebar diameter: 0.87/1/1.26 inches