Features: * Heavy-duty cast aluminum construction * Rust-proof * Recommended for coastal areas * Classic styling * Easy five step installation * Kit includes assembly hardware and a steel anchor for easy concreting * Mailbox size: 9-1/2 in. W x 9-1/4 in. H x 21-3/4 in. D What"s In The Box: * Solar Group CAR100B0 Cast Aluminum Mailbox with Post, Black