Outfit your air brakes to be Ready for the Road Ahead with a leak-free hose coupling, with the Power Products 1/2" x 1/2" NP68 Male Brass Connector. With a seamless transfer of compressed air throughout brake lines in heavy duty trucks, this replacement brass connector is the ideal choice for fast and responsive brakes. Manufactured with a blend of zinc and copper for superior corrosion resistance, and a compact design suitable for tight spaces. FleetPride is your First Click in Heavy Duty .