The 807CLN1 Mechanical flow meter has a large easy to read display, flow ports can be positioned vertically or horizontally, UL/cUL listed, handles fluid of any viscosity, rated for Gasoline, Diesel, Kerosene, mineral spirits, Stoddard solvents heptane and non-potable water. Fill-Rite meters provide precision and durability in a cost-effective design. The 807CLN1 is a 3-wheel mechanical liter meter, nickel coated, designed for transfer pumps with a flow rate of 19 to 76 LPM. This meter has a 3/4 in. inlet and outlet.