👉 A "backstay" is a type of support structure that is typically used in boats to provide additional stability and protection from waves, currents, or other hazards. Backstays are usually made of wood or other materials and are attached to the hull by means such as a rope or cable. They are designed to hold up to 10-20% of the weight of the boat, making them an important safety feature for boats that are used in rough waters or have limited space. In