FCS II CI Upright Quad Rear Surfboard Fins - Large/Black FlameDesigned by Britt Merrick, the CI Upright Quad Rears are shaped to pair seamlessly with the upright CI side fins. Designed by Britt Merrick, the 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