Upgrade Bike Tablet Holder - adopt a bigger tablet holder compatible with Tablet and Phones screen sizes from 4.7"-13.5", the holder can be extended to its maximum size of 11.8 inches (30cm), allowing you to hold an iPad Pro 12.9 vertically. Suitable for all large tablets and smartphones; NO NEED to remove the tablet case while using Wide Applicability - This Tablet holder adopts the larger bas clamp and can attach to the upper post of the microphone stand, exercise bike, treadmill, stationary bike, or other fitness equipment with a handlebar or any pole from (0.6"-2.2" / 15-58mm) diameter Durable and Adjustable - Compatible with iPad bike mount is a universal ball design that can be rotated 360 degrees to provide you the best viewing angles (horizontal, portrait, tilt up and down) Broad compatibility - This indoor bike tablet holder is compatible with all 4.7"-13.5" inch cell phones and tablets, such as the new 2022/ 2021 iPad Pro 11/ 12.9 in