Specification : Material :316 Stainless Steel Type: 45 Degree Angle Diameter: 38 / 50 mm Size: Feature: 316 Stainless Steel: Deck filler is made of high-quality 316 stainless steel material, which can effectively prevent the corrosion of seawater salt, has good anti-rust effect, wear-resistant, corrosion-resistant, and can be used for a longer time. Anti-Lost Stainless Steel Chain : The boat deck fill cap is fixed on the body with a stainless steel chain to prevent the cover from being lost, lift the built-in pull tab on the cover and turn it to open or close. Mirror Polished Design : The angled boat fuel deck fill has a mirror polished design, the surface is smooth and flat, and the groove is flush with the deck, which is modern and adds beauty. Easy Installation : The fuel boat deck fill angled neck is easy to install, just use a screwdriver to remove the screws on the fuel deck cover of the boat, then open the access panel on the boat, and remove the fixing clip of the connecting pipe to install. Dimensions : The outer diameter of the fuel tank tube is 38mm/50mm, if you have any questions during the installation process, you can feel free to contact us.