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Automotive engineering: Vehicle components, Bodywork, controls, and accessories)
A roll cage is a safety structure built onto an open car, tractor, or off-highway vehicle to protect the people inside if the vehicle rolls over.
The burnt wreck of the car showed how the steel roll cage helped save their lives.
The bodyshell of the rally car is stiffened and incorporates a roll cage.
The cars used in performance rallying must be equipped with a roll cage to protect the passenger compartment from deformation.