Matco-Norca Stainless Sink Strainer

This Sink Strainer features stainless steel basket with rolled edge, brass slipnut, chrome plated brass threaded tailpiece with 1-1/2" zinc locknut for easy installation, galvanized steel locking shell with heavy 3-3/8" rubber washer, ideal for cast iron sinks, fits 3-1/2" to 4" diameter openings.