Description: Functional and Convenient: Easily enhance your RV experience with the Tank Caps Accessory, featuring a lockable filler neck for secure water fill inlet. Secure Water Fill Inlet: Keep your RV camper fresh water tanks safe and easily accessible with the Tank Caps Accessory, designed with a lockable filler neck. Convenient Lockable Filler Neck: This Tank Caps Accessory provides a secure and convenient solution for filling your RV camper fresh water tanks, ensuring a hassle-free experience. Easy to Install: Enhance your RV experience with the Tank Caps Accessory featuring a lockable filler neck, designed for quick and easy installation on your fresh water tanks. Efficient Water Fill Inlet: The Tank Caps Accessory with lockable filler neck is a functional addition to your RV camper, ensuring easy access and security for your fresh water tanks Specification: Name:RV Water Inlet Materials: Lock core zinc alloy, iron key, stainless steel spring body (PP) Color: Black/White(Optional) Dimensions: 110*110*80cm Drilling size: 46mm Water inlet diameter: 40mm Features: 1: Beautiful, simple and reliable structure, easy installation 2: Includes two keys 3: Includes a compressed towel for easy cleaning after installation 4: Includes ra/w tape to wrap around the mounting hole during installation to enhance the seal and prevent leaks Applicable to: Cars, boats, trailers, RVs, and construction vehicles Package Includes: Water Fill Inlet*1 Keys*2 Waterproof Tape*1 Compressed Towel*2