Update your air brakes with a leak-free hose coupling, with the Power Products 3/8" x 1/4" Male Hose Connector with Spring that ensures you're Ready for the Road Ahead. Due to its flexible spring that absorbs shocks and vibrations, this replacement brass connector is the ideal solution for defending against unwanted hose slippage and kinking. Constructed with a corrosion-resistant blend of copper and zinc, and a compact design suitable for tight-space applications. FleetPride is your First Click in Heavy Duty.