[WIDE USE]: This cell phone mount can be mounted on any bicycle handlebar between 22.2-31.8mm(0.87~1.25in) in diameter by simply tightening the set screw. Suitable for mountain bikes/road bikes/e-bike/folding bikes/motorcycles/scooters, etc. [ADJUSTABLE ANGLE]: The motorcycle & bike phone holder can be adjusted to horizontal or vertical viewing angle to meet your habit. Different from traditional rubber/silicone band, our mtb phone holder adopts non-rotating fixed ensures your phone in place without shaking even on a bumpy road. [CAMERA FRIENDLY]: Our phone holder for bike comes with silicone pads that keep your phone from scratches and vibration. The motorcycle phone mount adopts half enclosure design, doesn't block the phone's camera?Support photo shooting and video recording in cycling. [UNIVERSAL FIT]: The width of cell phone holder can be adjusted from 55mm/2.16" to 100mm/3.93", works for smartphones between 4.2"~6.8". Compatible with iPhone 12, 12 Mini, 12 Pro Max, 11 Pro, 11 Pro Max Xs X 8 8P 7 7P 6S 6P, Huawei Mate 20 pro, Samsung S10 S9 S8 and etc. [DURABLE & SAFETY]: ROCKBROS bicycle phone holder is made of CNC anodized aluminum alloy. rock solid, lightweight and resistant to oxidation. Unique five-corner design?can hold your smartphones on the phone mount securely and firmly.