Refueling gun is the output terminal of the refueling machine in the gas station. Generally, self-sealing refueling guns and composite refueling guns are commonly used. *Manual and Automatic Fuel Nozzles *Fuel Flow Meter *Diesel and Petrol Fuel Pump *Dispenser Pump Set *Vane Pump *QBY/QBK Series Air-Operated Diaphragm Pump *Swivel,Hose,Breakaway,Accessories Parts Etc.