Everflow 7571 Flat Stainless Steel  RV Mobile Shower Strainer - Drain Assembly for Bar or Bathroom Sinks HIGHLY DURABLE: The Strainer is made of stainless steel which is built to last! FITS 1-7/8 inch to 2-1/4 inch openings , Which is the size of standard bathroom or bar sinks SHOWER DRAIN STRAINER for your trailer or RV mobile home tub FLAT top design which gives a neat finish TOP is removable for easy cleaning