CoolHome 360 Degree Rotation Stationary Bike Handlebar Tablet Holder Mount for Ipad Andorid Tablets PC Phones 7"~10" Quick release knob allows fast / easy attachment and removal of the mount. No tools required. Adjustable swivel ball head mounting connection for maximum flexibility For stationary bikes, spin bikes, treadmills, with cylindrical bars posts or frames. NOT for outdoor use, NOT use it out on the road or trail. "X"designed to hold your iPad Mini (all versions), Android tablets with or without a carrying case 4 stable legs and one adjustable leg keep buttons and ports free and stable. The height can adjust from 11 to 22 cm. The mount can be fixed in 0.6" ~ 1.0" handlebar in diameter.