Roll cage
Vehicle frame designed to protect occupants in the event of a crash / From Wikipedia, the free encyclopedia
"Rollcage" redirects here. For the PlayStation and PC video game, see Rollcage (video game).
A roll cage is a specially engineered and constructed frame built in (or sometimes around, in which case it is known as an exo cage) the passenger compartment of a vehicle to protect its occupants from being injured or killed in an accident, particularly in the event of a rollover.