The USPS-approved Mail Boss delivers unrivaled security and protection against mail theft, identity theft, and vandalism and is the most affordable security mailbox available. Virtually impenetrable, it features a commercial grade 12 disc wafer lock and a patented anti-pry latch locking mechanism to prevent leveraged entry. Made of 12 and 14-gauge powder-coated galvanized steel, this Locking Post Mounted Mailbox will not bend or break. With the revolutionary patented Fast Trak Mounting system, homeowners can install this mailbox in just minutes. Everything is included for your convenience - 3 keys, reflective house numbers, a drill bit, and mounting hardware.