ITEM NAME:Universal Black Gravity Water Hatch Fill Dish Lock Keys RV Trailer Description: - Gravity Water Fill Hatch Inlet for RV Camper Trailer Cars - Accepts 1-1/2" (40mm) water fill hose; Cutout Dimensions: 3-3/8" (85mm)diameter - UV and impact resistant, resists road salts and acids. - Spring and sealed ring design,leak proof and anti loosening. - Lockable,comes with 2 pieces keys,ensure using water safely. Specification: - Material: Plastic - Color: Black - Cutout diameter: Approx. 85 mm/ 3.34 inch - For 40 mm/1.57 inch hole - Size(L x W X H): 11 x 11 x 8cm / 4.33 x 4.33 x 3.14 Inch Package Included: 1 Piece Water Inlet 2 Pieces Keys.Gravity Water Fill Hatch Inlet for RV Camper Trailer Cars. 1 Piece Water Inlet. 2 Pieces Keys. - Spring and sealed ring design,leak proof and anti loosening. - Color: Black.