JR Products RV Sink Strainer with Pop Up Stopper. Fits any sink opening 1-3/8" to 1-3/4" 1-1/4" tailpiece attaches to current plumbing drain pipe Includes: strainer, stopper, foam gasket & locknut Size: 1-1/4" x 5" Replacement stopper is 1-1/4" and has 4 flat plastic stems