The 10 gallon unit is mounted on steel wheels and is equipped with a spring loaded hand release valve for easy release of material. This unit comes equipped with a material temperature gauge, 80,000 BTU propane burner, propane hose with regulator and steel shoe for striking off sealant in a uniform width.Painted Grey10 gal Direct fired walk-behind melter - DF10WSKU: (50-0210)