Features1Adjustable design fits for device width from 55mm to 100mm (2.2\" - 3.9\"). 2Four locking claws keep your device securely in the case. 3Shock-absorption bumpers grip and help cushion your device. 4Simple aluminum construction, lightweight and durable. 5Can be installed horizontally or vertically, suitable for 31.8/25.4/22.2mm (use spacers) diameter handlebars.SpecificationThis phone holder is adjustable to fit device width from 2.2 inch to 3.9 inch. It features four lock claws to keep your device firmly in the holder. The lightweight and durable aluminum construction makes it a great accessory for your bicycle.Features:Adjustable design fits for device width from 55mm to 100mm (2.2" - 3.9").Four locking claws keep your device securely in the case.Shock-absorption bumpers grip and help cushion your device.Simple aluminum construction, lightweight and durable.Can be installed horizontally or vertically, suitable for 31.8/25.4/22.2mm (use spacers) diameter handlebars.Specifications:Material: Aluminum alloyColor: Black / Red / Titanium (optional)For Phone Width: 55 - 100mm / 2.2 - 3.9inWeight: Approx. 71g / 2.5ozPackage Size: 46 * 38 * 83mm / 1.8 * 1.5 * 3.3inPackage Weight: Approx. 96g / 3.4ozPackage List:1 * Phone Holder1 * Handlebar Clip1 * 22.2mm Spacer1 * 25.4mm Spacer1 * Adhesive Pad1 * Screw1 * Hex WrenchPackage List1 * Phone Holder1 * Handlebar Clip1 * 22.2mm Spacer1 * 25.4mm Spacer1 * Adhesive Pad1 * Screw1 * Hex Wrench