Features: It is made of all-aluminum-alloy, with light weight and high hardness, not easy to deforms, corrosion-resistance and oxidation-resistance. Adopt electroplating process without fading. Easy to install: Easy to install and release to the bike. The 4-grippers are equipped with Non-slip damping pads, which will not hurt the mobile phone. Convenient operation: reserve the position of keys and interfaces, and do not block the screen information, making the riding operation more convenient. Screw fixed bracket: it can extend up to 100mm/3.94inch, and is suitable for 3.5-6.5inch mobile phones and other devices. Wide compatibility: Suitable for bicycles, electric bicycles, motorcycles, scooter. Specifications: Material: Aluminum-Alloy Color: Black/Red/Titanium-Color/Green Size: As Shown in the Picture Note: Please allow 1-2cm errors due to manual measurement, make sures that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Bike Phone Holder