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The FCS SF4 Large Tri-Quad Fin Set is the signature shaper fin for William "Stretch" Riedel. This five fin set is perfect for a wide variety of waves, from clean steeps to choppier off beach breaks. These are performance fins that work best on boards with moderate to extreme rocker profiles.
Performance Core – Performance Core (PC) material and construction is designed to deliver the feeling of a traditional fiberglass fin with the added performance of reduced weight. The RTM (Resin Transfer Moulding) process produces a lightweight fin with remarkable flex, a smooth feel and an impressive aesthetic.
Front Fins – Base: 4.48" / Depth: 4.48" / Area: 15.15" / Sweep: 30.5°
Rear Fins – Base: 3.88" / Depth: 3.80" / Area: 11.22 in² / Sweep: 30.7°
Lively Fins with Cambered Foil Help Maintain Speed and Connect Turns
Ideal Conditions – A wide range of conditions, particularly good in critical overhead waves.
Board Types – Performance shortboards and hybrid models.
5 Fins
Size | Large |
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Rider Size | L (165+ lbs) |