With an overall height of 17" to 35" with an 8" (200mm) of pneumatic lift and an additional 10" of Wave Tube Extension. 360° swivel. Ergo knob controls for 3" backrest depth and 3" backrest height adjustment. Each chair features a 5-leg, 26" dia. tubular steel base with 2-1/2" high-impact nylon glides for safety and stability. Sturdy, ergonomically correct low-rung polypropylene footrest mounts securely to base. Meets or exceeds ANSI/BIFMA standards. Covered with black microcellular, self-skinning polyurethane foam. Assembly required. 15 Year Warranty.
