Accurately monitors fuel level to keep boaters informed (fuel gauge sold separately) 36-In. long (900mm) sender Compatible with most fuel gauges, including 33 (full) and 240 (empty) ohm gauges Stainless steel immersion tubes, corrosion-resistant plated mounting flange, SAE 5-hole bolt pattern gasket, and .250-In. insulated spade connectors No moving mechanical parts for enhanced durability and reliability Manufacturer part number 50-15577