G410       *Keep your BUMPERS low. ROBOT extensions may not interact with the carpet, BUMPS, or TOWER BASE such that the BUMPERS are lifted out of the BUMPER ZONE (see R405).

R107       ROBOT vertical extension limit. ROBOTS may not extend such that their total height exceeds 30.0in (76.2cm).

R105       ROBOT horizontal extension limit. ROBOTS may not extend more than 12in (30.48cm) beyond the vertical projection of their ROBOT PERIMETER.

R405       *BUMPERS interact with BUMPERS. While navigating the FIELD normally, all BUMPERS must have padding (per R402-A) supported by backing (per R402-B) entirely filling the BUMPER ZONE, a space between 2.5in (6.35cm) and 5.75in (14.61cm) from the floor.