Mintice 12mm Fuel Line Pump Primer Bulb Hand Gas Petrol Rubber Aluminum

For introducing fuel into the fuel pump after replacement of the fuel filter. Simple and effective tool for priming diesel engines on cars, motorcycles and boats Easy to used: Connects to any length of hose, pump the fuel by hand but also prevents fuel from returning back to the tank and keeps it in the line. Frequently used as a hand pump in boats for fuel supply to the out-board engine Metal Valves, Size: 12mm, Body Size: 154 x 46 mm, Voltage: 12V.