Spira Post Mount Mailbox Medium – Mailbox Big Box
Mailbox Big Box


(503) 339-3163 |

Spira Post Mount Mailbox Medium



Looking for a contemporary mailbox that will not break the bank? The Spira Medium Postbox is the one for you! 

Featuring a classic modern look that will suit even the most discerning homeowners, this postbox is also packed with features that will truly delight you. 

Equipped with a quality sealed door, with a magnetic catch, and a Marine-grade 316 stainless steel to guarantee rust-resistance, the Spira Medium Postbox is truly the perfect residential mailbox that lets you find the right balance between finding the style that you want, the function and quality that you need, and the price that you can afford.  



  • Stainless steel finish
  • Superior rust/road salt resistance 
  • Marine grade 316 stainless steel 
  • Ergonomic metal handle 
  • Red powder coat finish aluminum flag 
  • Elastomer gasket seal on door 
  • Slightly larger than a standard mailbox 
  • Designed in the U.S.A


Exterior Dimensions

  • Measures 8” Wide x 9” High x 15.5” Deep


Address Plate and Numbers: (sold separately)

  • Black powder coated address plate 
  • Your address number will be mounted on both side of the plate


Post Options 

  • Post size 5 X 5, Length 79.50"
  • Designed for in-ground installation 
  • Built with rust-resistant aluminum 
  • Powder coated for long lasting color 
  • Stainless fasteners included
  • Silver or Black


Spira Mailbox Post


Cap Options for the Post

Spira Post Cap


Note: This mailbox mounts the same as any standard mailbox using a universal bracket or directly to a crossbar. No fasteners included. This mailbox also mounts to the Spira Post using the Spira Bracket (sold separately). 



Dispatches in 1 - 2 working days