Plastic Pipe Coupling, PVC, 6 inch x 6 inch, Hub x Hub, Schedule 40
Noise Reduction Clamp, Duct Coupler with Stainless Steel Clamps, 6-Inch - AC Infinity
Fernco 1056-66 6-in. Flexible PVC Pipe Coupling for Cast Iron/Plastic/Steel Plumbing Connections in Black - Pipe Fittings - Amazon.com
6" Schedule 80 PVC Coupling Socket, 829-060
4 Inch Fernco 1056-44 Flexible Coupling
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
PVC DWV Fittings 6CO Coupling
Pipe Fittings Direct. 6 inch class 150 full coupling Cast 304 Stainless Steel
PVC 6" x 6" Flex Coupling & Shear Ring (CI/Plastic x CI/Plastic) - The Drainage Products Store
Pipe Fittings Direct. 6 inch NPT class 150 banded malleable iron full coupling
Amazon.com: Supply Giant 6I5I Flexible Pvc Reducing Coupling with Stainless Steel Clamps, 6 x 4 Inch, Black : Industrial & Scientific