Sink Drain with Flip Stopper - Chrome Plated BrassThis sink drain is chrome-plated brass and has a flip-stopper.Features:Fits a 1-5/8 in. drain hole and a 1-1/4 in. outletThis drain is designed to work with Scandvik sinks #10280 and 10281*The "P" within the part number indicates retail packaging The Scandvik Sink Drain with Flip Stopper is a plumbing accessory used for sinks, typically found in marine or RV applications. As of my last update in September 2021, it is a chrome-plated brass sink drain designed to provide a reliable and efficient way to drain water from the sink while also offering a flip stopper to prevent water from flowing down the drain when needed.