Feature:1. It can be mounted on a bicycle and has a handlebar diameter of 22.231.8 mm / 0.871.25 in. Most mobile phones on the market can be used.2. The size suitable for mobile phones which its length is 115180mm / 4.57.1in, and its width 5890mm / 2.33.5in.3. Telescopic size is 122180mm, the maximum retractable size is 180mm, compatible with most mobile phone sizes.4. The bicycle mobile phone holder use plastic material, waterproof, sturdy, durable and wear resistant.5. The stand can be rotated 360, and the phone can be adjusted to any optimal viewing angle.6. When rotating the telescopic screw, the 4 telescopic claws work at the same time, which is very easy to use and very durable.Specification:Item Type: Bicycle Mobile Phone HolderProduct Material: PlasticStorage Size: Approx. 12x6cm / 4.7x2.4inMaximum Unfolded Size: Approx. 18x9cm / 7.1x3.5inScalable Size: Approx. 122-180mm / 4.8-7.1inIt can be installed on bicycles with a handlebar diameter of 22.2-31.8mm / 0.87-1.25in. Most of the mobile phones on the market can be used.Application: Mobile phone size is 115-180mm / 4.5-7.1in long and 58-90mm / 2.3-3.5in wide.Package List:1 x Mobile Phone HolderNote:Please allow 12cm / 0.40.8in error due to manual measurement. Thanks for your understanding.