Executive high-back chair is designed for multi-shift, intensive-use applications with thickly padded seat and back for all-day comfort. Design features a heavy-duty swivel mechanism, a heavy impact polymer base, upholstered outer back and arms that adjust in height and width. Functions include pneumatic seat-height adjustment, rachet back height adjustment from 17-1/8" x 21-1/4", 360-degree swivel, tilt, tilt tension, and tilt lock. Seat size is 19" wide x 18-1/4" deep. Back measures 19" wide x 23-1/2" to 26-1/2" high. Weight capacity is 300 lb. Executive high-back chair offers a five-star base with casters for stability and mobility. Available in black frame only.