Best Seller | Seranto Mailbox Post - Bronze - Grandin Road Distinctive mail post and bracket. Rust-free, sand-cast aluminum. All-weather, AlumiShield finish. Resists effects of harsh weather. Mounts over a 4" x 4" wooden post for mailbox set up; recommended to bury post up to 30" in ground, leaving 18" above... ... more Seranto Mailbox Post - Bronze - Grandin Road Distinctive mail post and bracket. Rust-free, sand-cast aluminum. All-weather, AlumiShield finish. Resists effects of harsh weather. Mounts over a 4" x 4" wooden post for mailbox set up; recommended to bury post up to 30" in ground, leaving 18" above... Grandin Road | | $329.00 $246.75 go to store |