Elkay Lustertone 54" L x 22" W Triple Basin Drop-in Kitchen Sink | Wayfair
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
39-13/16" x 20-3/16" Stainless Steel Undermount Kitchen Sink