ESD Tractor Stool Weight Capacity 300 lb Seat Height Range 20 in to 28 in Seat Depth 14 in Seat Width 17 in Color Black Material Polyurethane Base Polished Cast Aluminum Features Electro-Static Dissipating Components to Ensure Proper Grounding with Ergonomic Adjustments Such as Seat Height and Locking Seat Tilt Non-Marring ESD Glides Suitable for Hard Floors in Chemical Soil and Puncture Resistant Polyurethane Includes ESD Stationary Glides