STRAUSS Bicycle Bottle Holder and ST-1346 Mobile Holder (Black) Upgraded grip - this bottle cage is upgraded clamp with a rubber pad Expanded size - this quick release bottle cage fits for most standard-sized water bottles. 2.5 inch - 3.3 inch bottle in diameter. No tool needed - the clamp of the bottle cage is designed for easy to installation and remove, no tool needed Wide handlebar compatibility: Bike/bicycle phone holder size is adjustable to fit tubular handlebar sizes up to 30mm(1.2inches) Wide compatibility: Bike phone mount bracket stand cradle support for nearly all mobile cell phone The full protection: Buckle structure phone cradle to lock your cell phone secure with soft non-slip and non-scratch protection pads