Mid-back chair features pneumatic seat height adjustment, swivel/tilt mechanism that provides 360º movement and a tension knob and tilt lock that allow user to adjust resistance when rocking forward or back. 5-star nylon base is 24" dia. and nylon carpet casters. Chair measures 24"Dia. x 31 to 36"H overall. Meets or exceeds ANSI/BIFMA standards. Black powder coat finish frame. Some assembly required.
