The ProLine PL700Z Folding Z Keyboard Stand has sleek looks and the strength to support up to 375 lbs. It will accommodate electronic keyboards from 55 to 88 keys or DJ equipment and music mixers. Z shape means you can play from the front or the back of the stand. Rectangular 1 x 2 structural tubes make it heavy duty. 3/4 center tubes allow you to adjust the width from 21 to 36 . Height adjusts from 24 to 36 so you can use your ProLine keyboard stand while sitting or standing. It collapses and locks for convenient transport or storage.