Lorell Pneumatic-Height Stool, Black

This pneumatic height stool with back features a 16in round vinyl covered seat, dual-wheel casters, and a chrome base. Functions include pneumatic seat-height adjustment from 17-1/2in to 22-3/4in, back-height adjustment, seat-depth adjustment and 360-degree swivel. 16in round, vinyl-covered seat adjusts with one touch in a 5 1/2in range. Durable chrome base features dual-wheel casters for smooth mobility. 360 deg. swivel lets you rotate easily in both directions.