Seating SolutionsIndustrial and Institutional SeatingTaskMaster ® Collection Print Home TaskMaster ® Deluxe Industrial Chair With an overall height of 17" to 35" with an 8" (200mm) of pneumatic lift and an additional 10" with our Wave Tube Extension. Features include paddle lever controls for 10° seat tilt and 22° backrest tilt. Ergo knob controls 5" backrest height adjustment. 2-1/2" seat cushion depth. 360° swivel. Each features a 5-leg, 26" dia. tubular steel base with 2-1/2" high-impact nylon glides for safety and stability. Sturdy, ergonomically correct high, mid and low-rung polypropylene footrests mount securely to base. Meets or exceeds ANSI/BIFMA standards. Covered with Black microcellular, self-skinning polyurethane foam. Assembly required. 15 Year Warranty.