Brake Fin, Glossary and Terms, Amusement, Recreation & Ticket Services
List of United States Amusement & Recreation Services, Ticket Service, Guide Service
"Brake Fin"
A metal fin, usually situated on the bottom of the roller coastertrain, that is squeezed by the brakes to slow the train down. The fin is located on the top of inverted roller coasters and on the side if the roller coaster uses magnetic brakes.