Dual Mounting Post Spreader Bar

Mount Two Mailboxes. One Clean Setup.

The Dual Mounting Post Spreader Bar makes it easy to mount two Adoorn mailboxes on a single post. It is a simple, space-saving solution for neighbors, shared driveways, or side-by-side homes that want a clean, coordinated look.

Designed to work seamlessly with all Adoorn Post Mount Mailboxes, both locking and non-locking, this spreader bar attaches to Adoorn’s 51" In-Ground Mounting Post and can also be used with wooden posts (not compatible with Adoorn's 41" Surface Mount Post). Built from heavy-duty galvanized steel with a durable powder-coated finish, it is made to handle the elements and look good doing it.

Mailboxes and mounting posts sold separately.
Includes hardware to install two mailboxes. Additional hardware may be required for use with wooden posts.

view the Dual Mounting Post to bundle your Spreader Bar with Adoorn's 51" In Ground Mounting Post.

Mount Two Mailboxes on One Post

• Perfect for neighbors or shared driveways, this spreader bar lets you securely mount two mailboxes side by side.

Compatible with Adoorn Mailboxes

• Works with all Adoorn Post Mount Mailboxes, including locking and non-locking designs.

Universal Mounting Pattern

• Designed with a standard 3.5 inch by 3.5 inch hole spread that fits most post mount mailboxes.

Built to Last Outdoors

• Made from galvanized steel with a scratch-resistant powder-coated finish to withstand rain, snow, and everyday use.

Stable and Secure Support

• The wide mounting surface helps reduce shaking when opening and closing mailboxes.

Easy DIY Installation

• Attaches to Adoorn’s 51" In-Ground Mounting Post or wooden posts. Not compatible with Adoorn's 41" Surface Mount Post. Instructions and hardware included.

• Material: Galvanized steel
• Finish: Powder-coated black
• Dimensions: 26 inches wide x 6 inches deep x 0.25 inches high
• Hole spread: 3.5 inches x 3.5 inches
• Weight: 3.875 lbs
• Hardware included: Yes, for attaching mailboxes