SDPK This handy mailbox post does not require digging or concreting for installation. It is constructed from heavy-duty galvanized steel with a black powder paint finish. It features an adjustable mailbox support arm, which allows the mailbox to be adjusted to the proper height from the ground. The post accommodates standard and large size mailboxes. The kit includes all assembly and mailbox mounting hardware and instructions. Features: -Mailbox mounting post. -Finish: Black powder paint. -Constructed from heavy-duty galvanized steel. -Adjustable cross arm. -Fits all postmaster approved rural mailboxes. -Does not require digging or concreting for installation. -Accommodates standard and large size mailboxes. -Includes all assembly and mailbox mounting hardware and instructions. -Dimensions: 56.84" H x 2.7" W x 20.28" D.