Quick view FCS FCS II "Performer" - New Thruster Fin Set - Large - Tranquil Blue SIZE LARGE (75Kg - 90Kg / 165 - 200 Lbs) Base: 4.48"Depth: 4.67"Area: 15.58"Sweep: 33.7 Overview Designed for a balance of speed, flow & response.Well-proportioned template with Inside Foil Technology (IFT).Ideal for surfers who want a reliable... Now: $105.00 MSRP: $110.00 Was: Add to Cart