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- Odor proof foot operated self-closing male sewer cap makes this lid easy to use and sanitary
- 4 inch Foot operated RV site Sewer Cap with Male threads
- Lockable sewer cap for use as a grey water cap for travel trailer hookup
- Recreational vehicle dump cap locks with a standard padlock stopping vandalism
- 4″ sewer cap with 3.5″ internal threads covering cap used on a schedule 40 coupling for motorhomes