Instrument Desk, serves as a desk, instrument table or laboratory cart.Support bar is centered to permit comfortable seating from either side.Built to standard desk height.Work surface is phenolic board with a melamine high-pressure laminate surface that resists stains and corrosion.Additional features: 4" diameter casters, two with toe locks!ready-to-roll, full factory assembly!ergonomic, extruded rubber handle grips!durable glacier white, epoxy-coated 18 gauge welded tubular steel frame!ID tag!supports loads up to 400 lbs.!lifetime guarantee.