- Bases and address plates are cast using high grade aluminum providing strength, durability, and unsurpassed quality. - Post System utilize an extruded aluminum pole. - Every post has a wall thickness of .109" and meets all ASTM Standards. - TC2 System is available with Number Plates: 1, 2, and 3. - Vinyl numbers are available for plates #: 1, 2, and 3. - 2" Brass numbers can be used on plates #: 1 and 2. (call for quote) - 3" Brass numbers can be used on plate #: 3 only. (call for quote) - Post and base is available in Black(stock color), Green, Bronze and White (custom colors). - Leadtime is approximately 3 weeks for custom colors. - Economy galvanized steel mailboxes comes with bolster plate and hardware.