5" x 4", 0.012"/0.018" Thk, Aluminum Alloy Inner Wall, Galvanized Steel Outer Wall, Double Wall, Sheet Metal Increaser

5" x 4", 0.012"/0.018" Thk, Aluminum Alloy Inner Wall, Galvanized Steel Outer Wall, Double Wall, Sheet Metal Increaser

Metal Fab

MFR# 4MIN5 | MSC-426399