Keeney 2" to 2-1/2" Jr. Duo Sink Strainer with Stainless Steel Basket. This strainer features a rolled edge for a smooth finish, a die cast locknut and slip nut for secure installation, a rubber washer and fiber washer for a watertight seal, a polyethylene tailpiece washer for added durability, and a stainless steel body for corrosion resistance.