Description: 【Package Including】: The package includes 1 RV City Water Inlet, 1 Quick Connector, 1 Hose Connector (3/4"), 2 Compressed Towels and 1 Tape 【Reliable Connection】: RV water inlet connection, designed with standardized external (3/4"-11.5 NH) and internal (1/2"-14 NPT) specifications, it seamlessly connects drinking water hoses to RV water systems, offering strong compatibility 【Anti Backflow Design】: The RV water fill inlet flange is equipped with a built in check valve that effectively prevents backflow, ensuring clean water quality, making it suitable for long term use 【Sturdy Construction】: The RV fresh water inlet is made from ABS material and brass material, resistant to wear and break, sturdy, and ensures a long time to use 【Easy Installation】: The RV water fill inlet flange with water hose connector is easy to install, suitable for campers, trailers, boats, motorhomes, etc Specification: Material: ABS plastic, brass Outer specification: 3/4"-11.5 NH (suitable for standard drinking water hose) Inner specification: 1/2"-14 NPT (suitable for RV water supply system) Size Chart: 6.7cmx11.9cm/2.64inchx4.69inch Package Includes: 1 RV City Water Inlet 1 Quick Connector 1 Hose Connector (3/4") 2 Compressed Towels 1 Tape Note: Please allow slightly errors 1-2cm differences due to manual measurement.