This is a DOT approved 95 gallon refueling split tank that allows for refueling multiple liquids to equipment or remote machinery without removing tank from vehicle. 47 gallons on each side. Toolbox is welded on to tank and is 48"L x 22"W x 17"H. Tanks are approved for use with gasoline, diesel, methanol, kerosene, aviation fuel and other liquids. This tank is build under a special permit that allows for private use and use in commerce.