MegaLite Luggage Collection 21.9 inch Carry On Spinner- eBags Exclusive Black. MegaLite 4 Wheel Lightweight Non Expandable Spinner 20.5 inches Carry On. Exterior dimensions including wheels: 20.5 x 13.2 x 7.9 inches. Dimensions of case only: 18.1 x 13 x 7.9 inches.