Free shipping nationwide, anonymous delivery, ships within 24 hours. Brand new, unused, blue lightweight center fin with a honeycomb core, compatible with FCS type. Good for those looking for a smaller center fin. Please refer to the images for size and shape, including a comparison with an FCS GL Glass Flex fin. - Brand: SEA - Color: Blue - Construction: Honeycomb Core - Type: Center Stabilizer Fin - Compatibility: FCS type Although it is a new, unused item, please purchase if you are not overly concerned about minor details. Thank you for viewing. Type... Center Fin Fin System/Fin Box... FCS Number of Fins... Single Fin Fin Material... Performance Core