Fernco 1-1/2 In. or 1-1/4 In. Flexible Tubular PVC Drain Pipe Connector | Hills Flat Lumber
Fernco 1-1/2 in. x 1-1/2 in. DWV Flexible PVC Coupling P1056-150 - The Home Depot
Fernco 2-Pack 1056-150/125 Reducing 1-1/2-in. x 1-1/4-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Black - GreyDock.com