4 x 4 Inch Three-Way Pergola Brackets: This durable and strong pergola bracket kit that covers wooden beams, preventing them from rotting due to rainwater and harsh sunlight. It is designed for the mainstream 4 x 4 Inch specifications and can accommodate actual dimensions of 3.5 x 3.5 inches (92 x 92 mm) for both soft and hardwood Enhanced Durability: This pergola hardware is built from 2 mm carbon steel with a black powder coating for corrosion resistance. The reinforced 90° boot structure avoids breakage and deformation, while the full-coverage design shields posts from rain. Integrated drainage holes also help extend lifespan Strong Fixation: The pergola bracket kit features upgraded stainless steel expansion screws with high hardness and corrosion resistance for lasting strength. Extended to 60 mm, the anchors provide secure installation on concrete, wood, and other surfaces Sunshade Sail Hanging Hole: The 4x4 pergola kit includes brackets with built-in holes to hang a canvas sunshade sail that blocks direct sunlight and rain, keeping the interior dry and comfortable. The design also allows easy removal for cleaning and maintenance Complete Accessories, Easy Installation: The pergola kit includes 4 x 3-way corner brackets, 4 x post base brackets, and all screws. Cut the wood, insert it into the brackets, tighten, and secure the posts into the base plates. Quick, simple assembly is easy for anyone