Ideal for performing fast directional changes on punchy sections, the Sally Fitzgibbons PC Tri is designed with beach break surfing in mind. Offering a smaller centre fin and flat foiled side fin, the FCS II SF allows for quick tail release and fast directional changes. Geometry Versatile side fin template with flat foil paired with a smaller centre fin. View the FCS Fin Data page for Base/Depth/Area/Foil information. Material Performance Core Performance Core (PC) fins are made using a multi-layered resin transfer molding process. The flex pattern in PC fins extends progressively from the base through to the tip, helping the surfer to maintain drive and hold through a turn. This versatile fin material is light, and can be used in a variety of different conditions. Ideal Conditions Suitable for hollow steep waves, punchy beach breaks. Board Types Recommended for performance shortboards with shallow concave and moderate-to-low entry rocker. Fin Family Reactor: Speed, tight turns & snaps. Size Medium (65Kg - 80Kg / 145 - 175 Lbs)