Using this bottle holder cage mounting bracket is a breeze. First, choose whether you want to mount it on the handlebar or the frame of your bike, scooter, or motorcycle. If it's the handlebar, simply secure the bracket tightly. For the frame, find a suitable spot and attach it firmly. When using, you can rotate the bottle holder 360 degrees to get the perfect angle for grabbing your bottle. As for maintenance, occasionally check the tightness of the mounting screws to make sure the bracket stays in place. Wipe it clean with a dry cloth if it gets dirty. Avoid using harsh chemicals as they may damage the aluminum construction.