RDS Dock Hardware 4x4 Wood Side Bracket Use one set on each end of dock and one set to connect each dock section together with two 3/8" bolts, washers and nuts. When installing a "T" or "L" shaped dock, use the 4x4 Wood Corner Bracket on each inside corner The 4x4 Wood Brackets are a little more difficult to adjust during the season due to the securing grips inside the bracket, but they make a very attractive looking dock. The bracket is 11 inches long, 6.25 inches deep and 4.25 inches tall. It weighs 3.75 pounds 3/8" or 1/2" S. S. assembly bolts, nuts, washers, and #12 wood screws available for Wood Leg Dock solid cast aluminum manufactured in the United States with USA alloys