This Westbrass COMBO PACK is perfect for a double kitchen or prep sink basin and includes a wing nut twist style kitchen sink basket strainer and extra deep collar waste disposal drain flange with stopper. Both will protect your drain from clogging by preventing unwanted debris from entering the drain. Enjoy both convenience and style as you simply twist the wing nut to open or close the basket to slow the drain of water. The waste disposal drain flange fits most major brand waste disposals. Available in a variety of stylish finishes, this item is sure to complement your existing fixtures.