1.Does this phone mount fit my phone and my bikemotorcycle? This motorcycle phone holder fits most mobile phone up to 3.7 .wide.Fits any cell phone Width: 2.2 .- 3.7 .The Depth of clamp arm: 0.5 ,so if your smartphone has a very thick case,you may have to remove the case while using this phone mount. Universally fit small and large handlebars of most vehicle on the market,such as motorcycle,sccoter,ATV,folding bike,CruiserTouring, Street Bike, Dirt Bike, Snowmobile and etc,Handle bars Diameter:34 .- 1-34 . 2.What material is the phone mount made of?Is it durable and stable?The phone mount consists of high impact aluminum alloy and stainless-steel screws.The aluminum phone mount is designed for power sports and will firmly hold the phone in place,.prevent your phone from falling out of the phone holder.The whole material is anti-rust and waterproof. 3.Is the phone mount easy to install and use?The installation is very easy, only takes a few minutes to get it done with an Allen key in the package,you don't even need any othertools.this phone mount is left and right 360 degrees to find your favorite angle.Quick-disconnect design allows for easy removal of device within a few seconds.And with non-slip silicone matcushion to protect your phone from sliding and scratching.4.What will you get in the package?1 x Solid aluminum Phone Mount Silver1 x Allen Key