Tru-Flate in-line, air line swivel fitting allows two connected fittings, pipes, or hoses to swivel in full 360 degree motion at the connection point. All metal construction with a black finish. 1/4-18 male NPT x 1/4 inch 'I/M style' coupler plug. 300 PSI rating. Sold individually. Tru-Flate is part of the Plews & edelmann group. Plews manufacturing and sales Corporation was originally founded by R.G. Plews in 1927. At that time, the railroad industry was the primary focus for the company's extensive line of oil cans. As the Transportation industry went from trains to passenger cars and trucks, Plews shifted their focus to developing the tools necessary to service this new mode of Transportation. Fast forward 90 years and Plews has become part of Plews & edelman. Today, Plews & edelmann is a leading designer, manufacturer and distributor of a broad range of automotive parts and tools sold to the vast majority of mass merchant, retail auto parts stores and wholesale automotive parts and industrial distribution outlets, worldwide.