OT2960 Features: * Thick padded veraFlex fabric seat * One touch pneumatic seat height adjustment * Deluxe 2-to-1 synchro tilt control i.e. two levers modify the angle of the seat back relative to the angle of the seat, and forward tilt * Adjustable arms * Heavy duty angled nylon base with dual wheel carpet casters * Oversized dual wheel carpet casters * Lifetime on component Parts Including pneumatic cylinder, control mechanism, base and casters Assembly Instructions: * Assembly required Dimensions: * Seat dimensions: 3.5"" H x 20"" W x 19.75"" D * Back dimensions: 24.5"" H x 20.5"" W * Seat height: 18.5"" - 22.75"" Collection: * Space Seating collection Warranty: * Manufacturer provides limited lifetime warranty