PP500 Features: -Mailbox mounting post. -Finish: White. -Constructed from PVC plastic. -Requires no digging or concreting for installation. -Crossarm design. -Accommodates standard and large size mailboxes. -Includes a steel anchor for easy installation, all mounting and assembly hardware and instructions. -Maintenance free. -Dimensions: 51" H x 3.5" W x 22.5" D.