Sturdy & Secure: The main body of this motorcycle phone mount is made of PA66+GF30% high-strength material, with built-in high-quality 304 stainless steel telescopic rods. Adopts aluminum alloy handlebar mounting base & rear-view mirror mounting base,Protective mobile phone holder design: The double socket arm & handlebar mounting base are equipped with special safety screw. The package comes with a special wrench to tighten the safety screw. This design keeps your phone holder from being easily removed,Anti-shock, protect mobile phone camera: Equipped with vibration dampener. The motorcycle handlebar cell phone mount also built-in with soft silicone that keep your phone from scratches and vibration. Handlebar phone mount & phone camera features a non-contact designed to keep the phone camera from being squeezed and scratched while riding,Anti Shake, Protect Your Phone: The special structure of this motorcycle phone mount can tightly wrap your smartphone. Designed with High-Speed Secure Knob: After putting your phone in, tighten the knob on the back of this motorcycle phone mount, make sure your mobile phone is securely attached to the motorcycle phone holder even when riding at high speed on bumpy roads,Easy To Install: Accessories included with the package allow this cell phone mount easy to attach to handlebars and rear-view mirror. The motorcycle phone holder handlebar mounting base fit for handlebars 0.5''(12mm) / 0.875''(22mm) / 1.0''(25.4mm) / 1.125''(28.6mm) / 1.26'' (32mm) in diameter. Package also includes rear-view mirror mounting base. Convenient for you to install the phone holder on the motorcycle mirror,Adjustable Design, Wide Compatibility: The body size of the motorcycle phone holder can be adjusted according to the size of your phone. This Motorcycle Phone Mount Holds Phones (Case Included) Dimensions: Length 5.03'' (128mm) - 7.59'' (193mm), Width 2.48'' (63mm) - 3.46'' (88mm), Thickness 0.787'' (20mm ) Max. Compatible with phone screen: 5.4''-7.2'',One-Handed Operation Design: Put in or take out your phone with just one hand in one second, very convenient. 720 degree free rotation design, can be easy to adjust the mobile phone to horizontal or vertical screen. Enjoy a free and easy riding. Suitable for installation on bike, bicycle, motorcycle, stroller, mountain bike, dirt bike, trek bike, road bike, golf cart, electric scooter, ATV, etc.,Installation Steps: Step 1, Install the handlebar base or rear-view mirror base to the motorcycle; Step 2, Loosen the special anti-theft screw on the double socket arm, and then loosen the knob of the double socket arm; Step 3, Insert both balls simultaneously into the double socket arm; Step 4, Install the special anti-theft screw to the double socket arm; Step 5, Tighten the knob of double socket arm after adjusting the angle. Installation Complete