Alvin Comfort Economy Task Drafting Height Chair with CK49 Height Extension Kit

The Alvin Comfort Economy Task Drafting Height Chair is ideal for home, office, study, or shop. Features include pneumatic height control, polypropylene seat and back shells, a height- and depth-adjustable hinged backrest, dual-wheel casters and a 24" diameter reinforced nylon base. It includes CK49 height extension kit and adjusts from 24-1/2" to 29-1/2".