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FCS

FCS II CI Upright Large Tri/Quad White Surfboard Fins

SKU: 117996
Sale price $226.00

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FCS II CI Upright Large Tri/Quad White Surfboard Fins

The FCS II CI Upright Large Tri/Quad White Surfboard Fins are a high-performance fin set designed in collaboration with Channel Islands Surfboards for progressive, modern surfing. With an upright template and minimal sweep, these fins provide lightning-fast response, tight radius turns, and exceptional control in the pocket. Perfect for surfers who like to generate speed quickly and perform tight, controlled maneuvers in critical sections of the wave.

Key Features

  • Template Category: Upright – Designed for tight, quick turns and reactive performance.
  • Construction: Performance Core (PC) – Lightweight with a dynamic flex pattern for speed and control.
  • Fin Setup: Tri/Quad (5-fin) – Versatility to switch between thruster and quad configurations.
  • Size: Large (165 – 200 lbs / 75 – 90 kg).
  • Rake: Minimal sweep for tight directional control and quick transitions.
  • Ideal Conditions: Suited for hollow beach breaks and fast, vertical surfing.
  • Compatibility: Fits the FCS II fin system – no screws or tools required.

Why Choose the FCS II CI Upright Fin Set?

The FCS II CI Upright Fins were designed with input from Channel Islands to deliver speed, drive, and instant response. The upright outline enhances pivot and control in tight pockets, making them ideal for high-performance shortboards and beach break conditions. Whether you prefer the quick drive of a thruster or the added hold of a quad, this fin set offers versatility and precision under pressure.

Upgrade your setup with the FCS II CI Upright Large Tri/Quad White Surfboard Fins — engineered for surfers who demand sharp turns, instant speed, and maximum responsiveness.

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