Handy Post Double Brand_Spira Mailboxes so the wood support is

so the wood support is not visible when installed and there are many screw holes the customer can choose from to anchor the mailbox

375" W x 36" H x 23" D

Roadside Mailbox Dimensions

The choice is yours

the Mail Boss Base Plate is used with our 27″ Surface Mount Post

Handy Post Double Brand_Spira Mailboxes so the wood support isDimensions The vertical post of the Handy Post Double measures 4" x 4" x 54". The horizontal arm measures 5" x 5" x 31" and can be secured at any height below 54". Best use The Handy Post Double is designed to hold two mailboxes. There is 13. 5" of length and 5" of width on each side of the vertical post, on the Handy Post Double arm, on which to mount a mailbox. Small, medium, and large sized mailboxes look good when mounted on a Handy Post Double.