Westbrass D213-26 Large Wing-Nut Style Kitchen Sink Strainer Basket, Polished Chrome, Fits 3 1/2-Inch Sink Opening, Wing Nut Style Basket Catches Any Debris That Shouldn"t Fall Into Drain, Turn Wing Nut to Open and Close Basket to Temporarily Slow the Drain of Water, Solid Brass Construction for Added Strength and Durability, Hardware Included for More Convenient Installation.