The Brighton mailbox post is constructed from heavy-duty aluminum for reliable strength and is painted in a powder-coat finish for lasting durability. Designed for in-ground installation with concrete, the Brighton post supports up to 100lbs. evenly distributed. It's clean design will match any mailbox and add elegance to your landscape. The Brighton's versatile steel mounting bracket accommodates mailboxes with mounting holes located either on the sides or underneath. Includes all mounting hardware.