Low-Profile Knotched inset Triangle Dollies

High-capacity dollies move loaded items with legs safely and easily. 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.  880-lb. capacity is rated per set of four dollies. 1" load height. Three 2" swivel non-marking rubber casters. Aluminum, set of 4, in a plastic carrying case.
Case weight of 23 pounds.
Overall: 7-1/2" x 7-1/2" x 3-3/8"