High Quality: Made from high-quality stainless steel for installing rectangular shade sails, durable, rust-resistant, sturdy, and safe. M6 Set: Includes 4 wall brackets, 4 carabiners, 4 tension screws, and 16 screws, suitable for all rectangular awnings. Convenient: The awning attachment set is easy to use and perfect for most shade sails, allowing you to hang your awning securely and easily. Perfect Tension: The tension screws ensure optimal tension for your awning.