8’x20’ Steel Truss Dock Kit Includes 2-4’x20’x12” Frames 3-4’x8’x12” Polyfloats 42- ½”x1 ½” Galvanized Hex Bolts 42- ½” Trilock Nuts 116- ½” Flat Washers 32- 7/16”x3 ½” Carriage Bolts 32- 7/16” Hex Nuts 360- 2 1/2" Self Tapping Decking Screws 32- Float Clips