Colour: Bamboo Grey * Thruster fin set (3-Fin) * Designed by California style-master Rob Machado * Recommended for Medium Size Surfers - 145lbs to 195lbs (65kg to 88kg) * Futures Ride Number rating of 9.8 - Speed Generating * For springy fluid and responsive surfing * Blackstix consruction * Additional layer of bamboo Side Fins * Area: 15.23 * Height: 4.57 * Base: 4.45 * Foil: V2 Centre Fin * Area: 14.24 * Height: 4.41 * Base: 4.31 * Foil: SYMM This thruster surfboard fin is designed by California style-master Rob Machado and has a medium size construction. It also has a ride number of 9.8, a speed generating fin that help generate speed and make your board feel more lively.