Our inground architect custom mailbox post features a modern, mid-century and sleek design. Offered in black powder-coated stainless steel, it has a plate-welded mount. This model is to set 12″ in concrete. 2 sizes are available (For Anthony or Jeremy mailboxes). Looking for a standard stainless-steel mailbox post? Check out the 60 S. All of Vson’s timeless mailbox posts are made with expert craftsmanship and durability to last a lifetime.