Salsbury 4300 Series Roadside Mailboxes are U. S. P. S. approved. Manufactured by Salsbury Industries to USPS-STD-7B specifications. Made entirely of aluminum. Feature both a front and rear access locking door. Include a lock with 2 keys on each door (keyed alike). Salsbury Industries is an ISO certified company and has excelled in the field of manufacturing since 1936.
Include an outgoing mail tray and an adjustable red signal flag
Front and rear access locking door with 2 keys for each door (keyed alike)
Mail is deposited through a non-locking access panel on the front and includes an outgoing mail tray
Mailboxes can be mounted on posts and in columns, masonry or walls