Caravan Water Fill Cap with Gravity Lock Water Tank Filler Port Lock Inlet Hatch Filler Cap Set Suitable for Motorhome Camper Features Gravity Water Inlet Fill Dish Hatch Lock - Gravity Fresh Water Fill Hatch Inlet Filter Lockable for RV Boat Trailer, Gravity Water Inlet Filler Neck Lockable Caravan Hatch Tank, RV Plastic Inlet Boat Fresh Accessories for RV and Filter Trailer. Cover Design - The cover is designed with industrial curved texture and 45 degree water inlet design. It is more convenient to enter the water. The seal ring is designed to prevent leakage, dust and water leakage. Gravity Water Inlet Lockable Cap with Lock for Most Fresh Water Inlets on RV Motorhomes Caravans and Boats. Reverse Vent Design - The reverse vent design of the vent hole does not cause water backflow when water is added. Environmentally friendly materials, resistant to aging, good toughness and not easy to crack. Water Inlet by Gravity and Fresh Water Filling Hatch with Lock - Gravity design,Water filling hatch for motorhome, caravan, trailer. It can be used on a variety of models such as RV and trailer. Specifications Package Include:1pc*Water Fill Cap Note: Due to different personal measurement methods, there will be an error of 2-4 cm, please understand Thanks for your support Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it