Save time and effort on motorcycle maintenance with Scottoiler. Using vacuum mechanical valve technology, it evenly lubricates the chain while riding. It helps reduce wear, extend service life, and increase riding efficiency. When the engine stops, the oil supply automatically ceases, which prevents contamination and overconsumption. It offers quick and simple installation, suitable for most motorcycle models, even those with limited space. The compact 1.2-ounce reservoir is estimated to last for about 750 miles of travel without refilling