The FF-X7 Core Fighter was an integral part of the Federation's V Project, forming an interchangeable cockpit block for the RX-78 Gundam, RX-77 Guncannon and RX-75 Guntank.
The FF-X7 Core Fighter was an integral part of the Federation's V Project. It could fold up from plane mode into a roughly rectangular block, in which mode it formed an interchangeable cockpit block for the RX-78 Gundam, RX-77 Guncannon and RX-75 Guntank.