Suitable for mobile devices with a width of 55-95 mm (for 3.5-7 inch smartphones) - Holder: fixed Fits any bicycle, motorcycle, pushchair, treadmill, shopping trolley, scooter, wheelchair and other round handlebars with a diameter of 22.2 - 31.8 mm Quick and easy to attach and remove your smartphone by turning the button on the side Includes spacers that attach to the clamps to protect your device from scratches and bumps - 360° rotation for the perfect viewing angle Firm hold and no slipping of your smartphone - Made of high quality lightweight aluminium alloy - Colour: black/red