DescriptionThe IBD award winning Acton design is available as a caster base task chair. It is an economical seating solution designed for uncompromised passive ergonomic comfort and durability. Perfect for office, training room and lab applications.Features and BenefitsStrong tubular steel frame with integral arms. Waterfall seat for ergonomic leg support. Multi-contoured floating back design provides lumbar support. Mar-resistant, textured polypropylene seat and back. Upholstery option provides added comfort. Pneumatic height adjustment. The five star base for safety. Meets or exceeds ANSI/BIFMA test requirements, ANSI/HFES standards, and can be ordered to meet the stringent requirements of Califormia Technical Bulletin 133. Backed by a 10 year warranty.Dimensions Caster base task chairs are 20" wide, 21 1/2" deep and 27 1/2" - 31 3/4" high.OptionsPlastic or upholstered seat and backSixteen standard plastic shell colorsFive Cal 133 colorsCustom shell color optionWide selection of standard and COM fabricsFrames available in chrome or six neutral powdercoat colorsIntegral arms with or without arm caps, or armless. Soft or hard casters.CMF - Color, Materials, FinishesCall your sales representative for color, materials and finishes or use our sales locator to find a sales representative