Mail Carts & Accessories Mail Carts and Accessories for mail, tray, and tub distribution. Listings link [OMG] is the Official Mail Guide specifications and [WEB] is the website of the vendor: Mail Automation Inc.> [OMG] | [Web] Share this:Click to share on Google+ (Opens in new window)Share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to email (Opens in new window)Click to print (Opens in new window)