13 Door F-Spec Cluster Box Unit
High-security Sandstone Cluster Box Units offer the most extensive design available that guarantees ease of use as well as protection against vandalism. These USPS approved F-Spec CBUs are secure in all weather conditions, ensuring that postal customers receive the industry's safest mailboxes. Front-loading commercial CBUs will provide safe personal mail delivery for many years to come. Secure cluster mailboxes also include an optional pedestal.