... for tank truck,socket,probe) Optic sensor(overfill detection system,tank truck parts,f Hubei Chusheng Special-purpose ... truck, hydraulic aerial cage, overhead working truck, aerial work platform ,,refrigerator wagon,rerigeration truck,refrigerated vehicle,refrigerated lorry,freezer car ... Containers,swivels, Couplings and Valves etc. Optic sensor(overfill detection system for tank truck,socket,probe)