It has Heavy Duty Swivel Wheels And Adjustable Height Which Allow For Easy Mobility And Flexibility. It is Suitable For Home Or Business Applications. It is 20 Gallon Steel Tank and 2 Fixed And 2 Swivel Casters. Perfect For Draining, Transferring, And Evacuating Oils And Fluids and Standard Shop Air Pressure Quickly Empty Used Fluids From The Storage Tank. Its Air Regulator And Safety Valve Prevent Over Pressurization and 8Ft And 1"-Dia. Evacuation Hose With 1/4" NPT Air Coupler Gauge:0-80. Its Overall Size is 14.5'' (Diameter) X 48.8'' -74'' (H)