This actual Fortress Maximus toy, box and all, is currently available on eBay for one week starting August 21st, 2010. If you're interested in this item you can bid on this item or buy-it-now by clicking here.
Take a look at the fantastic gallery of Fortress Maximus, Cerebros, Cog, Grommet and Gasket.
Fortress Maximus: His Cartoon and comic appearance varied greatly. In the G1 Cartoon, he was a massive robot. In the comics he was closer in size to the rest of his compatriots. Fortress Maximus has three modes. He has a robot mode, battlestation mode and a city mode.
![Image](http://www.seibertron.com/images/toys/files/04/r_fortress-maximus-001.jpg)
![Image](http://www.seibertron.com/images/toys/files/04/r_fortress-maximus-067.jpg)
![Image](http://www.seibertron.com/images/toys/files/04/r_fortress-maximus-074.jpg)
![Image](http://www.seibertron.com/images/toys/files/04/r_fortress-maximus-110.jpg)
![Image](http://www.seibertron.com/images/toys/files/04/r_fortress-maximus-159.jpg)
Cerebros was a pacifist in the G1 Cartoon continuity. He didn't want humanoids involved in the fight against the Decepticons.
![Image](http://www.seibertron.com/images/toys/files/04/r_cerebros-001.jpg)
![Image](http://www.seibertron.com/images/toys/files/04/r_cerebros-023.jpg)
![Image](http://www.seibertron.com/images/toys/files/04/r_cerebros-024.jpg)
Spike Witwicky: In the G1 comics continuity, Spike became the head of Cerebros/Fortress Maximus after Galen, the original head, was killed by Scorponok.
![Image](http://www.seibertron.com/images/toys/files/04/r_spike-001.jpg)
![Image](http://www.seibertron.com/images/toys/files/04/r_spike-011.jpg)
![Image](http://www.seibertron.com/images/toys/files/04/r_spike-029.jpg)
Gasket
![Image](http://www.seibertron.com/images/toys/files/04/r_cog-002.jpg)
Grommet
![Image](http://www.seibertron.com/images/toys/files/04/r_grommet-003.jpg)
Cog is formed by combining Gasket and Grommet.
![Image](http://www.seibertron.com/images/toys/files/04/r_gasket-020.jpg)