WEATHER GUARD® Fuel Transfer Tanks are designed specifically for transferring diesel fuel only, from the bed of a pickup truck to remote or heavy equipment. Constructed of heavy 14-gauge steel, the interior baffles prevent fuel sloshing and provide extra reinforcing, and the fill tube is reinforced with length that allows for tank expansion. Transfer tanks fit with most bed liners and WEATHER GUARD Cross and Saddle Boxes, and come in several capacities to fit your usage