1. Solid ReliableThe heavyduty Zshaped piano keyboard stand is made of 1.5mmthick metal material, making its overall structure more solid and stable. It can hold up to 220 pounds. The piano stand contains locking devices, making the stand more secure and reliable. 2. Large Adjustment RangeThe keyboard stand is suitable for pianos of various sizes. The width adjustment of the piano stand has 7 gears, which can be adjusted from 55cm to 89cm (21.6'' 36''). It is suitable for keyboards with 54, 66, and 88 keys, including electric piano, digital piano, electronic organ, MIDI keyboard, etc. The height adjustment of the piano stand has 8 gears (from 56.5cm 85cm (22.2'' 33.4'')), whether standing or sitting, it can be adjusted according to your height. 3. With Lockable Universal WheelsThis piano keyboard includes lockable universal wheels that allow you to move the stand smoothly anywhere. When you don't need to use the wheels, you can switch the footpads to fix it. (Note: When using the universal wheel, remember to lock the wheel after the piano is placed on the piano stand.) 4. Multifunctional DesignThe piano stand also includes accessories such as headphone hangers, keyboard straps, and nonslip foam to provide additional protection for the keyboard. Make sure your keyboard can be placed securely on the stand.