¦Universal Handlebar Fits: unique U-bolt base that accommodates rails from 0.59" to 1.33" in/1.1in (with the other U-bolt coming with package) diameter to fit the stem double socket arm; 1" ball and socket technology allows for near-infinite adjustability to universall fit most handlebars of motorcycle/motorbike/bicycles/ATV/UTV/scooter/street bike/Dirt bike. ¦Suitable for Large Phones(Even with Cases): this phone mount extends to max. length 7.6", width 3.8", thickness 0.7" to suit most of cellphones 4.0-7.2inch even with phone cases. eg. for iPhone X/XS/XS Max/XR/11Pro/11Pro Max/11/SE/8/7/7 Plus/6S/6S Plus/Galaxy Note 10/10+/S10 etc. ¦Stem Mount for Free Adjustment: 2.75" stem clamping socket arms with double 1" ball, the motorbike phone holder provides 360°& 360° rotatable angles to suit any views according to your vehicle handlebar height. ¦Super Solild & Safe Metal Bracket: this aluminium alloy bicycle phone holder passed the brute force tests---NEVER BE DAMAGED in any situation; main structure of bracket comes to be super firm by screws locking, which dispels your worries about phone safty wherever you're riding-- 100% PHONE SAFTY!. ¦IRON HERO Design Special for Motorbikes: the iMESTOU newest phone holder with cool & heavy & solid design to witness your speed and passion on your roads! In additional, mobile phone screen/button not being obscured to make you freely playing calls/music/GPS while riding.