Lippert 359724 Waste Master 20’ Extended RV Sewer Hose Management System , Green

Comes complete with a time-tested CAM lock connector that ensures a leak-proof connection to the sewer outlet
Hose is designed with its helical coil on the outside, while the inside is much smoother, preventing waste from getting trapped inside the hose
UV-protected hose is 5’6″ feet compressed and 20 feet extended and features technology that keeps it extended during use to the exact length required

Amazon.com Price:  $159.75 (as of 27/11/2022 09:46 PST- Details)