The United States Postal Service (USPS) is currently testing a means of delivering mail and packages using electric cargo bikes in Florida. These American-made vehicles can carry up to 180 kg of goods. According to the Electrek website, these specially designed heavy-duty e-bikes are made in the United States by Montana-based Coaster Cycles. They are built on a platform that can be easily modified to suit many commercial applications. This particular electric cargo tricycle has a very large rear cargo box of over 2,000 liters, which can hold up to 181 kg of cargo. Mirrors help the rider to see…