Easy to install, perfect fit with your bike, let you use your smart phone or anvigator more easily. Adjustable size allow you to adjust the size, let the bracket hold your phone perfectly. Made by aluminum alloy material, elegant, smooth and lightweight. Perfectly fit with most kind mountain bike, also it can be used on Motorcycle/ /Road Bike/E-bike/Folding bike/scooter etc. Feature - Color: Black. - Material: Aluminum Alloy. - Size: 6.5 x 4.3 x 8cm. - Universal: Compatible With Most Mobile Phones, GPS, you can adjust the width from 50mm to 100mm to fit with your cell phone. - Light weight: Made by aluminium alloy material, The metal phone mount will hold your cell phone tightly on the bicycle. - Full Screen View: Does not obscure the screen ,Perfect for almost all large screen phones. - Silicone cushion design decrease the vibration effectly, fit your phone and handle perfectly. - Fit with 21-31.8mm size handle perfectly. Warm Tip: Dear buyer, Due to lighting effect, monitor’s brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 x Mountain Bike Navigation Bracket