CLUSTER BOX UNITS (CBU’s) – FRONT LOADING Made of heavy duty aluminum and stainless steel hardware, Salsbury 3300 series U.S.P.S. approved pedestal cluster box units (CBU’s) feature a durable powder coated finish available in six contemporary colors, SANDSTONE, BRONZE, GREEN, BLACK, WHITE or GRAY. CBU’s are accessed from the front through two (2) easy opening master door panels. The durable and corrosion resistant units feature mailbox compartments that include a heavy duty five (5) pin cylinder cam lock with a dust/rain shield and three (3) keys. Each CBU includes one or two (2) fully integrated parcel lockers and can be mounted on the optional pedestals or a base of your choice. CBU's are available in four (4) different configurations to meet your requirements. Salsbury U.S.P.S. approved Regency decorative CBU accessories are an attractive option for new and existing CBU installations. Decorative CBU tops (related item #3350) and decorative pedestal covers (related item #3386-short for CBU pedestal #3385 and related item #3396-tall for CBU pedestal #3395) provide an elegant finished look to CBU's.