D-483; "Backing Plate"

The D-483; "Backing Plate" can be used with the D-445; "45 Degree Corner Bracket" or the D-485; "Section Tie Plate" as a back up plate on inside of dock section to add better mounting support. Made of 3" W. x 4" L. x  12 ga. Th. galvanized sheet metal. Sold singly.

Plus $.35 each shipping.