The way the Ratchet & Clank wiki capitalizes words has changed; therefore, this article should be checked, and, if necessary, capitalization should be fixed.
Cell J7B was a jail cell on the Prison Planet. Ratchet was locked in that cell when he was sent to prison for stealing the Eye of Infinity while under Klunk's mind control. The cell had a small bed where Ratchet first woke up. The cell is relatively small.