Perfect Steerable Transfer Cartludes material recovery and support transfer CartCustom in refuse or solid refuse or solid waste receiving, collecting, handling, sorting, shredding, classifying, and separation systems. Does not Perfect Steerable Transfer Cartlude any package boilers, or electric generators and related transfer Cart such as electricity, hot water, steam and manufactured gas production plants classified in classes 00.4, 49.13, 49.221, and 49.4.