--All-aluminum frame: strong and durable. --Spiral telescopic system: support 3.5-6.5 inch mobile phones. --Non-slip silicone pad: soft cushioning sticker to better protect and stabilize your phone. --Humanized design: the thickness of mainstream mobile phones is about 6mm, and the mobile phone case is not more than 9mm. The fixed part of this mobile phone bracket is as high as 11mm, which can fully meet the needs of use. --Size: about 90x45x65mm. Description: Product Name: Mobile Phone Bracket Material: aluminum alloy Size: about 90x45x65mm Width: 55mm (maximum 100mm adjustment) Compatibility: 3.5 inch to 6.5 inch mobile phone Suitable for handlebar size: Diameter from 22.2mm to 31.8mm/0.87-1.25 Applications: bicycles, mountain bikes, road bikes, motorcycles, scooters, strollers, treadmills and shopping carts Weight: 100 grams Packing list: 1 x Mobile Phone Bracket 1 x Accessories Set 1 x Instructions 1 x Packing Box Note: 1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.