FCS II Performer Fins

No, these are FCS II fins designed specifically for the FCS II fin system. While they can be installed in original FCS plugs using grub screws, they are optimized for the tool-less FCS II system.

The Inside Foil Technology (IFT) creates a more efficient water flow across the inner surface of the fin. This helps generate extra lift and speed, making your turns feel smoother and more responsive, especially in smaller or weaker waves.

Yes, these are designed to be versatile. Because they feature a balanced 'Performer' template, they pair well with most front fin sets, providing a reliable, predictable feel that won't drastically alter your board's existing characteristics.

The Medium size is generally recommended for surfers weighing between 65kg and 80kg (145-175 lbs). If you are on the lighter or heavier end of that spectrum, you might find a Small or Large fin offers better hold or release, respectively.

Performance Core (PC) construction uses a lightweight resin transfer molding process. This results in a fin that feels lighter and has more flex than traditional fiberglass, which helps you maintain speed through turns and provides a more 'lively' feel underfoot.