This Jones Stephens D01002 is a 3/4" x 1/2" FIP diverter spout. It features a base connection. Its chrome (plated) finish will not easily tarnish or corrode over a long period of time. The Zamack make of this tub spout is a durable and long-lasting metal belonging to the alloy family. Please see specification sheet for more details. Jones Stephens will continue to provide quality and fine products, like this one, to last and impress now and for years to follow.