Executive high-back chair offers high performance and comfort, Functions include asynchronous control, pneumatic seat-height adjustment from 16-7/8"" to 19-3/8"", seat-glide mechanism, back-height adjustment, 360-degree swivel, tilt and tilt tension, Asynchronous control includes three levers to modify the angle of back relative to the seat; tilt (free float or infinite locking within a fixed range); and forward tilt, Arms adjust in height and width, Chair, including the outer back, is upholstered with fabric in the Centurion color selection, which is Grade III, CAL 133 compliant, Executive high-back chair also offers a five-star base with casters for stability and mobility, Weight capacity is 300 lb, Seat size is 19"" wide x 20"" deep, Usable seat depth ranges from 17-5/8"" to 19-5/8"", Back measures 19"" wide x 24-1/2"" to 27-1/2"" high, The distance between the arms is 16-7/8"" to 19-3/8"", Chair is available in black frame only, SKU: SPRCH33343