Odyssey FZTP020W Utility Flight Case With Wheels, Interior Dimensions: 20 X 20 X 20 Fast and efficient use of space for easy load in and load out of venues. The base unit of this system has 3 inch casters, two of which have brakes. Recessed hardware, spring loaded handles.Lid has an interior height of 3.5".(Lid does not come off.) Hinged Lid. Heavy Duty Ball Corners. Recessed Latch and Handles. Painted interior . 3" Casters (2 w/brakes)