Mailbox Post Support for 4 x 4 Posts. 

Provides an attrative, strong method of mounting mailboxes onto 4 x 4 posts. Easily attaches to any mail box using a 3/4" thick wood base for post support to be screwed onto. Simply attach wood base (not included) to bottom of mailbox then attach the 4 x 4 post support to the base. Inseert 4 x 4 post and attch screws. 
*Mail box wood base and 4 x 4 post not included.