Elkay 3.5-in White Plastic Rust Resistant Strainer with Lock Mount Included in the Kitchen Sink Strainers & Strainer Baskets department at Lowes.com
STEADYKLEEN - 8.5-inch Floor Sink Drain Cover Alternative, Square Drain Basket for Restaurants, Use Below 3 Compartment Sink. Sink Strainer with 0.19-inch Holes, Versatile Plastic Drain Screen Basket - Amazon.com
Elkay 3.5-in Greystone Plastic Rust Resistant Strainer with Lock Mount Included in the Kitchen Sink Strainers & Strainer Baskets department at Lowes.com