E1 Economy Mailbox With Locking Insert

E1 Economy mailbox is made of galvanized steel with a smooth rust-resistant finish, steel latch and red aluminum flag. Locking insert is made of galvanized steel and features a tough powder coat finish with locking front retrieval door keeping mail secure from unwanted hands. Incoming mail slot opening: W 6 3/8" x H 1". Locking door opening: H 5" x W 6 3/8". A lock and keys are included.