FCS II CI UPRIGHT LARGE QUAD REAR FIN SET  (FCIL-PC03-LG-RS-R)

Designed by Britt Merrick, the FCS II CI Upright Quad Rears are shaped to pair seamlessly with the upright CI side fins. Featuring a neutral-raked template, they deliver a solid balance of control and stability while still allowing for tight, pivot-style turns. The 50/50 foil enhances directional control and confidence, making this set a reliable choice for surfers looking to fine-tune their quad setup.FeaturesA collaboration with Channel Islands Surfboards, the CI Upright is designed for speed and tight turnsNeutral-raked template developed by Britt Merrick to work with upright CI side finsProvides control and stability while still allowing tight pivot turns50/50 foil for stability and directional controlQuad Rear (2 fins) set — LargePerformance Core (PC) construction , Black/FlamePerformance CorePerformance Core (PC) fins are made using a multi-layered resin transfer molding process. The flex pattern extends progressively from the base through to the tip, helping the surfer maintain drive and hold through a turn. This versatile fin material is light and can be used in a variety of conditions.Ideal ConditionsHollow steep waves, punchy beach breaksBoard TypesDesigned to fit the FCS II Fin SystemPerformance boards with relaxed rockerDesigned for CI performance and hybrid modelsSize GuideLARGE: 75kg – 90kg / 165 – 200 lbsBase 4.14