Description: Quick and Easy Installation: Enjoy easy setup without tool, 1 second installation process that allows for immediate useAdjustable and Space Saving: The Bicycle Umbrella holder movable clamp design lets you adjust the length as needed, while is compact when not in use to save spaceStable Double Clamp System: The Bicycle Umbrella Mount double clamp design ensures enhanced stability of the umbrella holder, preventing slipping or loosening for increased securityConstruction: Made from thickened stainless steel and ABS, this Bike Umbrella mount is wind resistant, maintaining its integrity even in strong windWide Application: Umbrella holder stand is suitable for electric bikes, bicycles, mountain bikes, motorcycles, wheelchairs, and more with round tubes up to 2.6 cm in diameter Specification: Material: Stainless Steel, ABS Size Chart: Length 36cm-47cm/14.17inch-18.50inch Package Includes: 1 Quick Release Umbrella Mount for Bike Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.