A rugged drafting-height chair with a polyurethane seat and back-rest that is built to withstand heavy use in labs and other work environments. Will resist punctures, water, and most chemicals. Comes complete with a height-adjustable, 18” dia. chrome foot ring. Features include pneumatic height control with an adjustment range from 23” to 33”, a height-and depth adjustable hinged back-rest, and a 25” diameter reinforced nylon base. Seat is 1 1/2” thick x 18”w x 18”d. Backrest is 1” thick x 17”w x 12”h. Includes a set of non-locking casters and a set of floor glides. Black, 38 lbs.