This bike phone mount is 360 degree rotatable to provide the best viewing angle for you. It is made of aluminum alloy, super light and durable, great accessory for you bike. Features: 360 degree rotating design allows you to adjust the device position and obtain the best viewing angle. CNC machined aluminum alloy construction, lightweight and durable with nice appearance. Thicken silicone strengthen the buffer and give better protection for your phone. Without blocking button and headphone jack, convenient to listen to music, call someone and recharge your phone. High compatibility and wide suitability, suitable for mobile phones with a width of 5.5-10cm/2.2-3.9in Great accessory for your bike, make you enjoy the bicycle riding. Specifications:Material: Aluminum Alloy Type: Extension Model Color: Titanium/Black (optional) Suitable for: Screw of headstock 38mm Cradle Length: 55mm - 100mm / 2.2 - 3.9in Item Weight: 158g/5.6oz Package Size: 9.5*6.5cm/3.7*2.6in Package List: 1 * Phone Holder 2 * Long Screws 2 * Nuts 1 * Gasket 1 * Tool Attention:1. Due to manual measurement, please allow for a slight error. Please make sure you don't mind before bidding.2. Colors may vary depending on the monitor, please understand. Attention:Hello, please pay attention to your shipping address when purchasing products. If your shipping information (such as name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly