Product Description Distinctive in Design...Bring the past together with the present in a way that’s provocative and radiant. Good taste and superior quality never go out of style. From the Manufacturer Distinctive in design - Bring the past together with the present in a way that's provocative and radiant. Good taste and superior quality never go out of style. Mayne mail posts install easily over a standard 4 by 4 wood post. Bury about 2-3-Feet in the ground and leave 4-Feet above the ground. Slide the decorative sleeve over the post, attach the paper holder arm to the post and then secure your mailbox of choice to the arm. Mailboxes can be bolted directly to this arm using a standard nut and bolt combination.