Camco 40137 Black Spring Loaded Roof Plumbing Vent Cap - Up to 2 - 1pk
Replaces lost or damaged RV Plumbing Vent Caps Cap fits up to a 2" pumbing vent pipe Made with UV inhibitors to extend the life of your vent cap Features spring tension attachment, which eliminates the need to replace the entire vent Vent cap only (base not included)