Give your development curb appeal with these decorative CBU mailbox and post systems. CBUs can now match the style of residential mailboxes, street signs and light poles in a master planned community. Decorative and durable, made of rust and rot proof cast aluminum and stainless steel. Posts available in black, white, gray or green. CBUs come in sandstone, black, bronze, white, or green and are USPS approved (local postmaster approval of posts is required). Posts with finials only, add to price of CBU.