Item of luggage

An item of luggage comprising:

• an extension means;
• a lower module engaged with a lower section of the extension means via a lower connection means;
• an upper module engaged with an upper section of the extension means via an upper connection means;
• and
• at least one central module engaged with a central section of the extension means via a central connection means;
• wherein the extension means is configured to create a separation between at least two of the lower module, the upper module, and the at least one central module;
• wherein an outer shell of the item of luggage is formed by a floor of the lower module, an upper surface of the upper module, and perimeter walls of each of the lower module, the upper module, and the at least one central modules;
• and
• wherein the extension means comprises a first rail guide located on a first minor side of the item of luggage;
• and a second rail guide located on a second minor side of the item of luggage.