Mail Boss Dual Mount Locking Mailboxes with Post

Mail Boss Locking Mailboxes Dual Post
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Retail Price:$593.40
Our Price:$516.00
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  • Ships in 24-48 Hours.
  • Double Duty! Get Mail Boss’ unrivaled security and protection against mail theft!
  • Protect your identity and property with these Dual Post Mailbox packages by Mail Boss, designed for two residences with a shared mailbox post.
  • Each high security Mail Boss mailbox comes with all of Mail Boss’ commercial grade security features including the 12-disc wafer lock, anti-pry latch locking mechanism and 12 and 14-gauge powder-coat construction.
  • Mount both Mail Boss locking mailboxes to one post with the 2 Box Spreader Bar, made of 12-gauge welded steel.
  • Choose from the In-Ground Post option (that is buried into the ground) or the Surface Mount Post option (that is fastened to the sidewalk or curb). Each post is made of heavy-duty 10 and 14-gauge galvanized steel.
  • Enjoy Mail Boss’ innovative Fast-Trak Mounting system, which makes mailbox installation easy for all homeowners!
  • This Dual Post Mailbox package includes 2 Mail Boss locking mailboxes, Post, 2 Box Spreader Bar plus 3 keys per mailbox, reflective address numbers, drill bit and mailbox mounting hardware.
  • Available in 4 attractive colors.
  • View more Multi-Unit mailboxes online at MailboxWorks.
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Product Details


Item Height (inches) Width (inches) Depth (inches)
Mailbox 13.5" 11.25" 21"
In-Ground Post 43" 4" 4"
Surface Mount Post 27" 4" 4"
Spreader Bar 2" 20" 5"


  • Mailbox Item Number: MBMMAILBOSS
  • In-Ground Post Item Number: MBPGM
  • Surface Mount Post Item Number: MBPSM
  • Spreader Bar Item Number: MBZDUALSPRD
  • Includes: Mailboxes, Post, Spreader Bar, Lock with 3 Keys, Reflective House Numbers, All Assembly Hardware
  • Manufacturer: Mail Boss Mailboxes
  • Shipping Weight: 93 lbs.
  • Locking: Locking mailbox.

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