| Pneumatic seat height adjustment allows quick and easy adjustment that regulates height of chair relative to floorChair rotates a full 360° in either direction for ease of motionTilt pivot point located directly above center of chair baseTilt tension controls rate and ease with which chair reclines for different weights and strengths of usersTilt lock allows user to lock out tilt function when chair is in upright position Dimensions: Seat Size: 19½″w × 18″d × 3″tBack Size: 17¾″w × 18″h × 2½″tOverall Max: 40″h × 25¼″w × 22½″dArms to Floor Min: 25″hSeat Travel: 4¼″ |