USPS approved unit require contacting your local post office to install USPS master arrow lock. 4 equal compartment size 5-12 in. W x 16-14 in. H x 6-34 in. D. Doors include a 5 pin cylinder cam lock with 2 keys. Front loading. Surface mounted. Mounting hardware not included. Doors and trim are striated to resist scratching. For indoor use.

Salsbury Industries Bronze-Vertical Mailbox- Surface Mounted -4 Doors
$79.64