Keyboard bench w/ "X" folding legs - Height adjustable in 4 positions w/ safety lockscrew: 20.87, 21.65, 22.83 & 23.62 in./ 53, 55, 58 & 60 cm - Seat dimensions: 23.62 in.(60 cm)/L x 12.6 in. (32 cm)/W - Weight: 8.83 lbs / 4 Kg - Max static load capacity: 330.69lb / 150kg