Hercules heavy duty music stand with EZ angle roller makes it easier to adjust the angle. No more fumbling with screws to change the angle of your stand. Features: Reinforced Desk Lip Frictioning EZ Angle Roller EZ Glide automatically locks the stand in place. Just "glide" it to the height you want and it stays! Durable rectangular tubing leg construction Desk size: 535x293mm (21x11.5") Height: 690-1230mm (27.1-48.4") Weight: 1.45kg (3.2lbs) Folded size: 668x110mm (26.2x4.3”)