Icicle Tricycle Cargo Bike for Vending December 6, 2019April 21, 2012 by Icicle Tricycles Icicle Tricycle Cargo Bike for Vending, a photo by portlandpedalworks on Flickr. Custom Icicle Tricycle Cargo Bike for Vending. This is a customized model made for the specific needs of a bakery!