Our Newport Mail Post offers you more than just a functional place to pick up your mail. The exquisite detailing creates a dramatic difference to any home. Unique New England styled product offering the timeless charm of the East Coast, installs easily over a standard 4x4 wood post. Mayne plastic mail posts are made from high quality 100% polyethylene with built in UV inhibitors for long lasting protection from the elements. Includes decorative post and mailbox support arm. Product ships in 2 boxes (standard post MP5802BK / arm plus MP5818BK). Small mailbox recommended. Best suited for light weight mailboxes weighing less than 7lbs. Note: 4x4 wood post, mailbox, and mailbox mounting hardware NOT included. 15 Year Warranty