Jamstands Single X-Braced Keyboard StandJamStands Series Single Brace X Style Keyboard Stand (Assembled) The JS 500 is a sturdy, lightweight, single braced X style keyboard stand for the discerning player on a tight budget. The JS 500 is easily adjustable to sitting or standing heights thanks to the large height adjustment knob. The JS 500 X style keyboard stand fits a wide variety of playing situations and folds flat for easy transport and storage. The JS 500 ships assembled. Information,