T-583 Anesthesia Ergo Task ChairPedigos ergonomically designed task chairs feature pneumatic height adjustment, dual wheel casters, 5 star base, integrated lumbar support, and independent backrest seat pan height and tilt controls. Features and Specifications: Weight capacity rating of 300 lbs 18" x 19" contoured cushioned seat Pneumatic height adjustment of 24" to 34" Easy rolling 2" dual wheel casters Adjustable arm rests 25" diameter footprint Adjustable backrest Only available