Mail Boss Package Master Triple Mailboxes with Post

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Retail Price:$994.75
Our Price:$865.00
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  • In Stock
  • Ships in about 1 to 3 business days.
  • The ultimate 3 unit mailbox kit on the market!
  • At The MailboxWorks, these USPS approved Triple Mount Mail Boss Package Master kits come with everything you need to safeguard yourself against mail theft and vandalism.
  • Each Mail Boss locking mailbox is virtually impenetrable with commercial grade 12-disc wafer lock, patented anti-pry latch and patent-pending anti-mail fishing “Mail Shield” technology.
  • Each homeowner can receive small packages and parcels thanks to the extra-large capacity of the Mail Boss Package Master; vandal resistant red flag marks new mail.
  • The 3 Box Spreader Bar securely fastens to the Mail Boss post in order to securely mount all three Mail Boss locking mailboxes to the single post.
  • Choose the standard In-Ground Post option to be buried approximately 12″ in the ground or upgrade to the Surface Mount Post for above ground installation on the sidewalk or curb.
  • Mail Boss’ Fast-Trak Mounting system makes home mailbox installation quick and easy.
  • All three components are made from heavy-duty galvanized steel.
  • This 3 Unit Post Mount Mailbox kits also comes with 3 keys per locking mailbox, reflective mailbox address numbers for self-application and installation hardware.
  • Durable powder-coat color options include Black, Brown, White and Granite.
  • View online, more Multi-Unit mailboxes.
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Product Details


Item Height (inches) Width (inches) Depth (inches)
Mailbox 16" 12" 21.5"
In-Ground Post 43" 4" 4"
Surface Mount Post 27" 4" 4"
Spreader Bar 2" 33.75" 5"


  • Mailbox Item Number: MBMMASTER
  • In-Ground Post Item Number: MBPGM
  • Surface Mount Post Item Number: MBPSM
  • Spreader Bar Item Number: MBZTRISPRD
  • Includes: Mailboxes, Post, Spreader Bar, Lock with 3 Keys, Reflective House Numbers, All Assembly Hardware
  • Manufacturer: Mail Boss Mailboxes
  • Shipping Weight: 173 lbs.
  • Locking: Locking mailbox.