Plate Size: 2-3/4" X 3-7/8"Wheel Size: 2-1/2"Overall Height: 3-1/8"Material: Rubber WheelLoad Capacity: 175 lbs.Offers Mobility To Heavy Loads On Smooth, Hard Surfaces And Finished Concrete Floors Where Quiet Movement And Floor Protection Are Major ConsiderationsUse On Carpet, Ceramic, Concrete Or Wood