LubeSite Gravity Feed Oilers are single-point lubricators that maintain a constant flow tooil-lubricated bearings. The durable polycarbonatereservoir makes these oilers desirable in applications suchas food processing plants where there would be thedanger of broken glass from oil-style oilers. These units canalso be used as an oil level indicator, reserve reservoir or forback-pressure relief on machine start-up.