1-Angle Iron Steel, 4" x 3" x 3/8", (12'-7" Long), 1-Angle Iron Steel 3" x 3" x 1/4" (9' Long), 1-Angle Iron Steel 3" x 2" x 3/8" (10' 2" Long), 2-Angle Iron Steel 2" x 2" x 3/16" (1 at 10', 1 at 8' 8"), 5- Angle Iron Steel 2" x 2" x 1/4" (3 at 10', 2 at 8' 2").