Move tables and fully loaded cabinets or files with these Low-Profile Triangle Dollies. Designed to nest into each corner, high-capacity furniture dollies offer safe easy transport heavy loads. Capacity is rated per set of four dollies. 1" load height. Includes a plastic carrying case. Sold in sets of 4.NOTE: Model 71880 is designed for pianos, desks, cabinets, or other hard-to-move products. Knotched inset holds furniture leg tightly for safe transport. Cabinet has to be on top of dolly at a 3-3/8" height.