T&S B-3970 Lever Waste Valve w/ 1 1/2" Adapter($68.44Value)
The Sink Drains by T&S: Waste Valve, lever handle, 3-1/2 sink opening, 2 drain outlet with 1-1/2 adapter (replaces B-3922, B-3926) ( T&S - B-3970 )