Korpa 
The Hercules BS415B EZ-Glide Music Stand features a perforated folding desk made of lightweight, sturdy aluminum, with page retainers to hold your music in place. Fold down the upper desk and the side locking pin holds it firmly closed for secure carrying. Press the pin to open the desk and lock it in position with the clip on back. The EZ Angle Roller has a special rubber grip that holds the desk at the perfect angle while also being instantly adjustable. Push the Quik-N-Easy Retainer up or down for instant desk mounting or dismounting onto a stand. Also features EZ Glide to make instant height adjustments by simply pulling up or down. The EZ Glide's inner mechanism automatically locks the stand at the desired height and the tightness is adjustable. Legs fold for compact portability.
