JE-C-D6008 Adjustable height and width armrests with soft polyurethane pads. Seat tilt lock allows seat to lock throughout the tilt range. Back angle lock allows the seat to lock throughout the angle range for perfect back support. Pneumatic gas lift seat height adjustment. Adjustable tilt tension control. Large 27” nylon base for greater stability. Hooded double wheel casters. Available with optional seat slider. Arm Height: 26.5-32.5”H Seat Size: 18”W X 21.5”D Seat Height: 19-22.5”H Overall size: 28.5”W X 27”D X 39.5-43”H