The Minoura Smart Phone holder provides riders with convenient phone placement while riding for quick viewing. Track your riding dynamics, swipe through your favorite playlists, see who keeps trying to call you, or simply have the piece of mind that your phone is in an easily accessible location. Features: Universal and adjustable fit with a recommended phone dimension of 55-85mm wide and 6-18mm thickness Simply pushing the ratchet wings inwards grips the phone tightly To release the phone, just pull the small red lever underneath the body Front and rear holders secure the phone and keeps steady even while going downhill Fully adjustable height and ability to increase width with two types of nail wings included Phone angle can be angled up to 90 degrees without any tools Extendable lower arm to accommodate bigger smart phone screens Includes silicone band to keep your phone securely in place Lightweight aluminum fixed clamp