VDO Marine 2-1/6" (52mm) OceanLink Fuel Level Gauge - Black D. [A2C1065930001]
2-1/6" (52MM) OceanLink® Fuel Level Gauge - Black Dial & Bezel ,OceanLink® 52 mm Liquid Level Gauges are connected directly to any OceanLink® Master unit using the patented EasyLink serial bus connection.