807CLMK FILL-RITE, 807CL, 3-WHEEL MECHANICAL FLOWMETER. The 807C meter’s exclusive unicast component mounting configuration assures consistency particularly in gravity flow applications. The 807C is accurate to within +/- 1%. 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, and heptane. Fill-Rite meters provide precision and durability in a cost effective design.