The Hanford  Cast Aluminum Triple Mailbox Post System with Fluted Base, 3 Economy Mailboxes, Mounting Brackets and Scroll Supports, Ships in 2 boxes Single post with three mailboxes fluted base and support scrolls Protective, weather-resistant black finish Add ASIN# B074MJPHYD to make this into a locking mailbox The post mounts deep down into your lawn or sidewalk and is made from solid cast aluminum Dimensions: 19L x 28W x 69H inches Weighs: 38 lbs. Mailbox dimensions: 6-3/4" W x 8-3/4" H x 19" D Post, Fluted Base and Support scrolls are all cast aluminum and will not rust. Upgrade to our Lewiston mailbox system if you want aluminum mailboxes. Protective, weather-resistant black finish Made from solid cast aluminum and steel in the USA Dimensions: 19L x 28W x 69H inches Weighs: 38 lbs. Mailbox dimensions: 6-3/4" W x 8-3/4" H x 19" D