Features and Benefits:�90-degree elbow fitting for a mechanical system to receive lubrication from a grease gun�Trivalent zinc plating for resistance to corrosion�M6 metric thread�Ball check valve for excluding contaminants�Maximum operating pressure of 10,000 psiThe product is 90 Degree Elbow Fitting, M6; OAL 3/4". The product is manufactured by Alemite LLC and made in United States.