B&B Molders Gravity Water Fill Cap with Strap | Black, Fits Standard RV Gravity Fill Inlets

If the cap on your gravity fill inlet has gone missing, faded, or cracked, this B&B Molders replacement keeps the opening sealed and clean between fill-ups. It's built as a direct replacement for OEM part 301-036-00012, so it drops onto the same fitting without any modification.

• Direct replacement for missing or damaged gravity fill caps
• Molded from UV-stable, fade-resistant acrylonitrile
• Cross-references OEM part 301-036-00012
• Includes both strap styles for broader installation compatibility
• Impact and road-salt resistant for exposed outdoor mounting
• Made in the USA; IAPMO, NSF, and CSA certified

A cheap, easy fix that keeps your fresh water fill sealed and protected on the road or in storage.