It is made up of brass, a very high-quality material, water, and corrosion-resistant, and has very long-term durability.
180° hinges fit flush in your boat and fold back 180° so that your hatch can lay flat in the open position after closing hinges are not exposed. After closing hinges, a door gap of less than 1mm, can be used for folding the door and table.
It is very easy to install without any modification, suitable for boats, marines, yachts, caravans, and homes, and commonly used as deck hardware in highly corrosive marine environments.