The Hanford mailbox post system is made from rust-free cast aluminum with a durable weather resistant powder coated finish. This quad post comes with support braces, a decorative ornate base, four Hanford mailboxes and mounting plate at top of post. The Hanford mailboxes are made of cast aluminum and also features a tough powder coat finish. Personalization options are limited to include address numbers/letters. No miscellaneous characters, words, or phrases will be accepted. Ex: 123A