| When it comes to dependable value in ergonomic seating, these meticulously crafted chairs are ideal. In addition to easy-to-use adjustment mechanisms that make it possible to vary seat height, back angle, and other key characteristics, each also comes with soft padded, adjustable arms. Heavy-duty dual wheel casters provide enhanced mobility on any surface. Features: Pneumatic seat height adjustment allows quick and easy adjustment that regulates height of chair relative to floorBack height adjustment allows positioning of lumbar support within a fixed range to alleviate back stressChair rotates a full 360° in either direction for ease of motionTilt tension controls rate and ease with which chair reclines for different weights and strengths of usersThree levers modify angle of back relative to the seat, control tilt, and forward tilt for keyboard intensive activitiesDimensions: Seat Size: 20″w × 20″d × 3½″tBack Size: 19″w × 23″h × 3½″tOverall Max: 38¼″h × 26½″w × 25½″dArms to Floor Min: 25½″hSeat Travel: 5″ |