eModernDecor Undermount 42-in x 20-in Stainless Steel Triple Bowl Kitchen Sink in the Kitchen Sinks department at Lowes.com
Kingsman Hardware Undermount Stainless Steel 42 in. x 20 in. x 10 in. Deep 16-Gauge Triple Bowl 40/20/40 Zero Radius Kitchen Sink F4220 - The Home Depot