The exclusive sheet music holder for the Spider Pro models 18860 and 18840 is easy and convenient to attach to the column of the keyboard stand. The stable stand can be freely height adjusted by means of the ergonomic clamping lever. The angle of inclination is safely fixed in a stable position with the toothed hinge. The sheet music holder can be positioned at any distance or direction using the clamping screw. Like a standard sheet music stand, the holder is simply folded for transport.