The Simpson Strong-Tie L50 Reinforcing Angle are a 5" long framing clip used to create 90° wood to wood connections. The staggered nail pattern reduces the possibility of splitting the wood. The flanges are 2-3/8" and 1-3/8" wide. The L50 angles can use 10d x 1-1/2" joist nail or #10 X 1-1/2" SD Structural Screws.