Coupling, 6 in, Slip x Slip: Pipe Fittings: Amazon.com: Tools & Home Improvement
6" X 4" Slip Coupling SCH40 DWV PVC - Warren Pipe and Supply
Charlotte Pipe 6 in. x 4 in. PVC Schedule 80 S x S Reducer Coupling PVC 08100 7600 - The Home Depot
NDS 6-in PVC Sewer and Drain Coupling in the Sewage Pipe & Fittings department at Lowes.com
Amazon.com: LEFITPA Replacement 6 Inch x 6 Inch Slip x Slip PVC Coupling SCH 40 for PrimeX 88251 : Industrial & Scientific
6" PVC Expansion Repair Coupling (White) (S x Sp) - The Drainage Products Store
6 inch Slip x Slip Coupling PVC Schedule 40 Pressure Fittings - FaucetDepot.com
Amazon.com: FangKingNo10pcs 1/2" White PVC Pipe Coupling Adapter Pipe Fittings (Slip to Slip) Schedule 40 Easy to Install,and High Tensile for Home or Industrial Use (1 Pack of 10pcs) : Industrial &
6" PVC Schedule 40 Internal Coupling (Fabricated) - The Drainage Products Store