This plastic fuel filler cap is good for RVs and boats, offering a reliable solution for sealing fuel tanks. Its robust construction ensures it can handle the rigors of outdoor use, making it ideal for marine applications. The cap's design allows for quick and easy installation, providing a tight seal to prevent leaks and spills. Use it to maintain the integrity of your fuel system and ensure safe and efficient refueling. Features -Color:Multi -Material:Nylon -Size:8.00X8.00X7.00cm/3.14X3.14X2.75in -Durable material: constructed from durable plastic, this filler cap offers exceptional reliability and longevity, even in demanding environments -Multipurpose use: designed to fit a variety of vehicles and boats, including rvs and marine vessels, making it a highly adaptable component -Userfriendly installation: no need for professional tools or expertise; this filler cap can be installed quickly and easily by anyone -Secure seal: the advanced sealing mechanism effectively prevents leaks, protecting your vehicle or boat from potential fuel spills -Broad compatibility: suitable for a wide range of applications, this filler cap is good for rvs, yachts, and other types of vehicles and boats Package list: 1pcs fuel tank cap