6' x 6' 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 6' x 6' specifications and can accommodate actual dimensions of 5.6 x 5.6 inches (142 x 142 mm) for both soft and hardwood. Enhanced Durability: Constructed from 2mm Carbon Steel Plates with Black Powder Coating for Corrosion Resistance. Reinforced 90° Boot Structure Prevents Breakage and Deformation, Ensuring Stability. Full Coverage Design Shields Posts from Rainwater Erosion. Drainage Holes in the Base Prolong Lifespan. Sunshade Sail Attachment: Easily Mount Sunshade Sails to Block Sunlight and Protect the Pergola Interior from Direct Sun Exposure, Creating a Comfortable and Shady Retreat. Additionally, It Shields Against Rain, Keeping Your Belongings Dry. Convenient Grommet Holes Facilitate Sail Installation, Maintenance, and Cleaning