FCS II Felipe Toledo FT PC Tri Large Surfboard Fins * Thruster Fins * Constructed with ultra-light materials * A wide range of conditions, particularly good in critical overhead waves. * Designed to fit the FCS II Fin System. The FCS II Felipe Toledo FT PC Tri Large Surfboard Fins set is recommended for performance shortboards with moderate-to-extreme rocker while its ultra-light materials offers an exceptional drive and control off the bottom.