Mail Boss 3 Box Spreader Bar for Curbside Locking Security Mailbox

Brand: Mail Boss

Product Code: 7140

Availability: In stock

$ 89.99

Available Options


Mail Boss Welded Steel Powder Coated Finish 3 Box Spreader Bar

The 3 Box Spreader Bar allows you to mount up three (3) Mail Boss curbside locking security mailboxes on one post. The spreader bar is compatible with Mail Boss Mounting Posts and most existing wood or metal posts. Made of 12-gauge galvanized steel, the spreader bar provides a sturdy multi-unit solution. Features powder-coated finish available in black, white, granite, or bronze.

  • Made of 12-gauge welded steel for strength & durability
  • Easy installation for 3 Mail Boss mailboxes on 1 Post
  • Accommodates Mail Boss, Package Master, Mail Manager, or Mail Manager PRO
  • Durable powder-coated finish
  • Available in black, granite, white or bronze
  • Limited Lifetime Warranty


  • Dimensions: 34" L x 5" D x 2" H