Ergonomic Office Chair - B1560

B1560 Features: Large 27" nylon base for greater stability Key Feature: The comfort and elegance of natural genuine leather upholstery. Computer friendly ergonomic design provides the user with total comfort while performing repetitive task in front of a computer. Mid back task chair styling with firm lumbar support and extra large cushioned seat and back for all day comfort. Soft and durable molded polyurethane armrests. The 6-directional wild arms (available below) allows the armrests to be raised or lowered, extended out or pulled-back, and pivoted left or right, ensuring the user with optimal arm support. The tilt control knob provides adjustable tilting tension helps accommodate different size users. The seat can be locks in an upright or tilted position Pneumatic gas lift provides simple fingertip control of instant seat height adjustment. Solid five-star nylon bases with double wheel casters for easy movement. Finish:Black Leather Dimensions:Back: 23"(H) x 20"(W)Seat: 19 1/2"(D) x 19 1/4"(W)Seat Height Adj: 19" to 22 1/2"