Salsbury Quadruple Mail Chest Mailbox Post Package Color:Silver The horizontal arm measures 5"

The horizontal arm measures 5" x 5" x 31" and can be secured at any height below 54"

Best use  The Handy Post for 4 is designed to hold four mailboxes

Low maintenance plastic sign that won't fade or yellow

Warraranty: Lifetime LimitedMade in USA

Salsbury Quadruple Mail Chest Mailbox Post Package Color:Silver The horizontal arm measures 5"The Salsbury Industries Quadruple Mail Chest Mailbox Post Package is the bigger version of the Roadside Designer Roadside Mailbox, 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) Feature a durable powder coated finish. Features Mailboxes are U. S. P. S. approved Manufactured by