... 4.Quick delivery STUCTURE Anti-skid belt conveyor loader for containers, trucks, vans, tractors, etc (Model No.:PR- ... OF CLIMBING BELT CONVEYOR:PART 02: "TONGUE" INTO TRUCKS/CONTAINERS (two types are available):1. flexible "tongue ... or unload goods in or out of tailers/vans/trucks/ containers in warehouse, harbor, dock, etc. ... m Anti-skid belt conveyor loader for containers, trucks, vans, tractors, etc