Arkon's RoadVise Ultra™ Premium Aluminum Motorcycle Handlebar Phone and Tablet Mount is made of aluminum and features a minimal but solid design. This mount is most suitable for handlebars measuring up to 31.75mm (1.25 inches) in diameter. The RoadVise Ultra™ Phone and Tablet Holder features a cavity designed for Apple MagSafe® Charger or similar Qi wireless chargers. One side of the phone and tablet holder is spring-loaded while the other side relies on the knob adjustment.