The Power Products 1/8" x 1/16" Male Connector Brass Fitting is the perfect solution for quickly connecting and disconnecting air brake tubing. This fitting is D.O.T marked and approved for use with air brake tubing and is designed to fit 1/2" x 3/8" tubing. This fitting is easy to install and provides a secure connection for your air brake tubing. With its durable brass construction, this fitting will provide a reliable connection. FleetPride is your First Click in Heavy Duty®.