Thank you very much for viewing this item from among our many products. This is an FCS 5-plug fin, originally made for a surf shop. It is also compatible with FCS II. The product condition shows some minor scratches from use, but there are no major chips or significant damage that would hinder use. Please see the photos for details. - Model: FCS Original Fin - Type: Surfboard Fin Thank you for looking. Type: Fin Fin System/Fin Box: FCS FCS II Number of Fins: 1 Type: Center Fin Fin System/Fin Box: FCS Number of Fins: Five Fin (5FIN)