Durable Flipstop aluminium fuel pump for Optimus Polaris Optifuel burners. Swap out your old fuel pump on the Polaris Optifuel Stove. With quick connect fittings make set up and tear down easy and safe. Clears the burner of fuel and depressurizes the fuel bottle after use. Multi-fuel design works with white gas, kerosene, diesel, jet fuel and unleaded fuel.