Heavy-Duty Black Steel Z Brackets: Made from heavy-duty carbon steel, these brackets are built to withstand the toughest conditions. The black coated finish ensures durability and aesthetics. Double Angle Corner Bracket: Featuring a contoured double angle design, these brackets offer exceptional load-bearing capacity and structural reinforcement. They are the perfect choice for supporting wood shelves and lumber, as well as building sturdy pergolas. This ensures a precise and secure fit and allows for a hassle-free installation process. Anti-Corrosion and Wear Resistance: Coated with a protective layer, these brackets have excellent anti-corrosion properties, making them suitable for indoor and outdoor use. In addition, they are wear and rust resistant, ensuring long-lasting durability. Smooth surface and edges ensure a safe and comfortable user experience.