Front and rear access to interior compartments. Spacious interior to hold letters, magazines and catalogs with room to spare. Molded in newspaper compartment. Heavy-duty poly construction. Mounts easily to 4 in x 4 in (10.2 x 10.2 cm) post. (Mailbox post sold separately). Note: With normal soil conditions and level ground, a standard 4 in x 4 in post cut to 48 in length is adequate for mounting your MailMaster mailbox with 24 in ground and 24 in above ground. Includes Address numbers, mounting hardware and rear post cover. Dimensions of 51 in H x 12-1/2 in W x 23-1/4 in D.