Camco 39144 Easy-Slip Sewer Elbow 4-in-1 Adapter
Provides an airtight odor and leak seal. Tapered ends accept all 3" sewer hoses and slip-over fittings. Unique locking ring threads directly onto hose and holds securely. The Elbow System provides an airtight odor and leak seal at the sewer outlet. The Hose Adapter will fit your holding tank outlet fitting to provide an easy connection. Stores with hose in standard 4" bumper. Elbow & Adapter-Packaged