The Mail Boss Universal Adapter Plate is a versatile solution designed for mounting a wide range of curbside mailboxes to Mail Boss posts or other existing mailbox posts and pedestals. At just 1" tall, this low-profile plate ensures a clean, seamless look while delivering heavy-duty performance.
Universal Fit: Adapts most standard curbside mailboxes to a variety of mailbox posts, pedestals, and mounting brackets
Low-Profile Design: Only 1” tall for a clean, seamless transition between mailbox and mounting surface
Pre-Drilled for Easy Installation: Compatible with Mail Boss posts and adaptable to other post styles for quick retrofits and replacements
Heavy-Duty Steel: Built from durable, powder-coated steel for long-term outdoor performance and corrosion resistance
More than a Height Extender: Works as a true universal adapter plate ideal for mailbox replacements, upgrades, and retrofits