Upgrade: Extra secure strong Double switch Design, the clamp can be released only when press the double buttons at the same time, afford pulling force of 60N under the lock status. It can grip your device securely when hitting bumps or riding fast.
Fit most mobile phones: 2.12 -3.74 inch(54-95mm) width, Max 0.5 Inch Thickness for a Phone with a Case.
Rotating by 360 degrees: it provides the best viewing angle on handlebars under 37mm (1.5inches) in diameter, tool-free easy installation.
Use high quality internal soft rubber and ABS shell, best protect your phone from damaging and slipping.