Under Seat Portable Fuel Tank - 3 GallonCompact design fits comfortably under seats.Features:. Convenient combination fuel pick-up/sight gauge. Molded feet provide increased ventilation and stability. Accepts standard 1/4 NPT marine tank fittings. Eco-Checked. 19.3"L x 12.2"W x 6.8"H. 3 Gallons