One-handed operation: One-click lock button to lock your cellphone firmly once the phone is placed on this bike phone holder; two fingers to press the retractable modules on two sides to quickly remove mobile phones in one second! Easy operation to free your hand! Easy installation without tools: Designed with unique quick disassemble aluminum handlebar mount base, this motorcycle phone holder allows no tools installation for both installation and disassembly. 100% safe design: mechanically locked construction, deep clamping claws and stainless steel feet keep your phone 100% safe while driving! Won't fall out even on bumpy roads! Sophisticated soft rubber bumpers on the backing plate and claws protect the phone from scratches. No scratches on the cell phone camera: Tilt design of the backing plate of the motorcycle cell phone holder dispels your worries about friction on new cell phone Models with protruding cell phone cameras. Aluminum base and 360 rotation: comes with aluminum mount base, it makes installing on the handlebars super stable! Never break! 360 adjustable ball adapter allows free rotation to any angle to adjust horizontal and vertical screens. Wide compatibility allows phone with cases: with extended range 6.8"*3.5", this handlebar phone mount is Compatible with most smartphones 4.0" - 7.0" also with phone cases. The deep clamping claws allow a maximum thickness of 0.62". (please make the total thickness less than it.) The clamping feet screws on the joints are adjustable by screwdriver. Sometimes you can adjust it to suit your phone more properly according to the situations. Universal fit: With two different seals for the handlebar mount, it universally fits handlebar diameters from 0.86"-1.26".