Mayne Mailbox. Dover Plastic Mailbox Post 581000300
Shop for Hardware at The Home Depot. The Mayne Dover 42 in. Plastic Mailbox Post is an elegant, New England style post with an integrated newspaper slot and mailbox support arm. It is best suited for medium mailboxes weighing less than 14 lb. It is made from high-quality polyethylene with built-in UV inhibitors that help protect against most weather conditions.