Lewiston Equine Mailbox Post System with Locking Insert, ornate base, pineapple finial (No address plates or numbers), BlackOur Lewiston Equine Decorative Post Mount Mailbox system with locking insert is made of rust-free cast aluminum with a durable powder coated weather resistant finish. System includes a Lewiston Mailbox, locking insert, post, mounting support bracket, pineapple finial and ornate base. The locking insert inside Mailbox is made of galvanized steel and features a tough powder coat finish with locking front retrieval door keeping mail secure from unwanted hands. Locking insert incoming mail slot opening: W 6-3/8"xH 1". Locking mail retrieval door opening: 5"xW 6-3/8" with a set of keys included.Cast aluminum powder coated will not rust and is scratch resistantLocking insert is made of galvanized steel and features a tough powder coat finish keeping mail secure from unwanted handsIncoming mail slot opening: 6-3/8" and 1".Locking door opening: 5"x 6-3/8"Mailbox size: 8.5"Wx10"Hx20"D.3" diameter direct burial pole height 5''2"Comes with a heavy duty lock and set of keysProduct Dimension: 8"x20"x5''2"Color: Black