Knox Gear Z Style Heavy Duty Adjustable Piano Keyboard Stand Sturdy Reinforced Z Design - Works with all pianos large or small and all weights and sizes Infinitely Adjustable Width - This keyboard stand features a special sliding lock that allows the stand to be adjusted to any Width between 24 and 41 inches. Fourteen Height Settings - This stand has 14 height settings and can be adjusted from 23 all the way to 35 inches Foam Padded Arms - The arms of this Knox keyboard stand have foam pads on the front and back to prevent slippage and damage to the instrument's body