Open Portable Shelf Carts built for heavy 2000 lb. loads. It is consist with frames, which are made from 1″ steel tubing, 1/2″ rods on sides and back & 14″ clearance between shelves. The shelves are made of 14 ga. steel materials. The steel shelves slope 1″from front to rear preventing contents from falling off during transport. It have smooth rolling on 4 - 6″ x 2″ phenolic bolt-on swivel casters. These are easy for handling and rolling, which are finished by gray powder coatings. It can transport bulky packages, boxes, supplies, parts for assembly operations and electronic parts transfer.