Amazon.com: Supply Giant 6I4Ix2 Flexible Pvc Coupling with Stainless Steel Clamps 6 inch Black (pack of 2) : Everything Else
6" Schedule 40 PVC Coupling, slip x slip 429-060
6" Schedule 80 PVC Coupling Socket, 829-060
8" x 6" Schedule 40 PVC Coupling Socket, 429-585
Rainbow Dream 1-1/2 Inch PVC Coupling Adapter Pipe Fitting (Socket x Socket) - 6 Pack, White - Amazon.com
Amazon.com : NDS 6P07 4" by 6" Reducer Coupling Hub by Hub, Solvent Weld Fitting, White : Tools & Home Improvement
Harco 6" PVC IPS Knock-on Repair Coupling (G x G) - The Drainage Products Store
6" Schedule 40 PVC Coupling Socket, 429-060
CHARLOTTE PIPE 6 DWV Coupling DWV (Drain, Waste and Vent) (1 Unit Piece) - Pipe Fittings - Amazon.com
6" PVC Coupling | NDS
Charlotte Pipe 6-in PVC DWV Hub Coupling Fitting for Sanitary Drain, Waste, and Vent Applications in the PVC DWV Pipe & Fittings department at Lowes.com