One (1) Fin Solutions G-X FCS Quad Surfboard Fins from Fin Solutions SurfboardsnMade from high-quality materials and built to lastnGreat for everyone from beginner to pronAll Fin Solutions Quad fin sets are made from high quality materials to deliver maximum performance and response to your board. The Fin Solutions G-X FCS Quad Surfboard Fins utilizes FCS plugs and are suitable for all skill levels.