The Power Products 3/8" x 1/4" Male Straight Connector Dot Brass Fitting is the perfect solution for quickly connecting and disconnecting air brake tubing. It is D.O.T marked and approved for safety and reliability. This fitting is made of durable brass for long-lasting performance. It is easy to install and use, making it the ideal choice for any air brake tubing application. FleetPride is your First Click in Heavy Duty®.