The On-Stage KS8391XX Double-X Lok-Tight QuikSqueeze Keyboard Stand is a double-X keyboard stand for medium-format keyboards. You can set up this stand easily. This stand features a steel reinforced clutch and Lok-Tight construction for extra strength. Its QuikSqueeze feature allows you to adjust the keyboard height with a 5-position adjustment disk. Assemble the Lok-Tight construction only once and you get always the benefits of both strength and the bolt system.