This Westbrass, ADA approved bathtub drain and stopper, replaces existing bath drains and provides positive closure. Designed for fine thread, 1-1/4 NPSM drains. Solid brass shoe with plastic and brass stopper stem. Easily opened and closed by pressing the stopper. NOTE: Be sure to measure to assure correct size drain shoe (Coarse or Fine). Available in a variety of stylish finishes, this item is sure to complement your existing fixtures. Westbrass Fine Decorative Plumbing since 1935.