Roll bar

Roll bar or rollbar may refer to:

• Roll bar, also known as anti-roll bar or sway bar, a torsion spring bar that reduces vehicle roll
• Roll cage, a vehicle frame designed to protect occupants in the event of a crash
• Roll-over bar, similar in purpose to a roll cage and fitted to many convertibles and similar open-topped cars
• Rollbar (G.I. Joe), a fictional character in the G.I. Joe universe
• Rollbar (Transformers), a "Transformer" fictional character
• Roll bars, bars that appear on a television screen when it is filmed, see Sync box (filmmaking)