The 3 Box Spreader Bar allows you to mount up three (3) Mail Boss curbside locking security mailboxes on one post. The spreader bar is compatible with Mail Boss Mounting Posts and most existing wood or metal posts. Made of 12-gauge galvanized steel, the spreader bar provides a sturdy multi-unit solution. Features powder-coated finish available in black, white, granite, or bronze.
We offer free shipping for all orders over $249.