R105       There are expansion limits. After the MATCH has started, ROBOTS may expand beyond the STARTING CONFIGURATION but are still subject to sizing constraints relative to the ROBOT, based on the initial STARTING CONFIGURATION. The sizing constraints are:

R102       *ROBOTS may assist in holding the STARTING CONFIGURATION. In the STARTING CONFIGURATION, ROBOTS must be fully self-supported (i.e., does not exert force on the sides or top of a sizing tool). ROBOTS may accomplish this using any combination of:

R904       *OPERATOR CONSOLE physical requirements. The OPERATOR CONSOLE, including all power sources, must not exceed a volume of 3ft wide, 1ft 2in deep and 2 ft tall (91.4 cm by 35.5 cm by 61.0 cm) excluding any items that are held or worn by the DRIVERS during the MATCH.  

R301       *COTS MECHANISMS are legal but have limits. COTS MAJOR MECHANISMS (as defined in I301) purposefully designed to complete a game task are prohibited. Allowed exceptions to this rule are: