This Ironton Pneumatic Shop Stool rolls, swivels and adjusts in height to provide excellent comfort and versatility for any job. A built-in tool tray keeps tools and parts close at hand. Caster Size in. 2.5, Wheel Type Caster, Adjustable Yes, Wheel Size in. 2.5, Caster Material Plastic, Caster Type Swivel, Height Range in. 15-19 1/2, Material Steel, Dimensions W x H in. 15 1/4 x 19 5/8, Capacity lbs. 300. Foam-padded seat Easy one-handed height adjustment Five nonmarring swivel casters for maneuverability Handy tool tray keeps tools and parts close at hand Adjusts in height from 15in. to 19.5in.