Dont compromise on comfort. The Quiklok BX718 Deluxe Adjustable Piano Bench has a super-comfortable 24″ x 12″ seat cushion with steel rail reinforcement. Whether practicing or performing you need comfortable seating to be able to perform to your maximum potential; ensure this is the case with the BX718. Constructed with 30 x 30 mm steel tubing with a computer-controlled welded design for consistent high quality. This means reliability this bench will last years and years without ever faltering. It also has four height-adjustable positions which you can tailor to best fit. It can hold up to 300 lb. in weight and has a durable textured vinyl seat covering making it the ultimate solution to piano seating. Specifications Depth: 12″- 30cm Width: 24″- 60cm Thickness: 3.15″- 8cm Height positions(4): 18.5″ 20.6″ 22.3″ 23.8″ 47 52.5 56.5 60.5cm Leg width positions: (4) 21.5″ 19.7″ 17.7″ 15.7″ 54.5 50 45 40 cm Weight capacity: 300lbs- 135kg Weight: 11.1lb- 5kg