Letterbox Dimensions
Letterbox Length = 257mm
Letterbox Width = 90mm
Letterbox Thickness = 10mm
Flap Length = 201mm
Flap Thickness = 8mm
Distance Between Screw Holes = 232mm
Distance Between Screw Hole and Top of Letterbox = 47mm
Distance Between Screw Hole and Bottom of Letterbox = 47mm