This Plumb Pak PP66-14W master dishwasher branch tailpiece is made of plastic, a material that will not rust, wear, or rot over time. It comes with a clean white finish. This plastic branch tailpiece has dimensions of 1-1/2 inches x 8 inches and features a 3/4 inch ( 5/8 inch OD) branch connection. Plumb Pak's tools, replacement parts, and accessories are developed to both perform and last the way that they are intended to.