Upgrade your boat or RV with this seriously durable 316 stainless steel fuel filler port. If you're tired of dealing with corroded or cheap-looking fuel ports, this one is built to last. The 316-grade stainless steel is marine-grade, meaning it fiercely resists corrosion from saltwater, so it won't rust and ruin the sleek look of your deck. It features a keyless design for quick and easy refueling, and the lid is attached with a sturdy stainless steel bead chain so you won't ever lose it overboard. The whole unit has been hand-polished to a beautiful mirror-like finish that really adds a high-end, professional touch to your vessel. It's a 1-1/2 inch GAS model, perfect for standard fuel hoses. This isn't just a functional part; it's an upgrade that protects your investment from the elements and looks great doing it. Installation is straightforward, and you'll appreciate the quality every time you fuel up. Say goodbye to worries about seawater damage and hello to reliable, stylish refueling.