FCS II H4 Quad Rear Fin Set-Smoke-Medium Size_5'10" with a repositioned Step Bottom

with a repositioned Step Bottom (patented) and a full displacement front

Fit: Easy fit

Featured here in the Sea Spray colorway

Made of eco viscose

This is a replacement part (#14 on diagram) for the bar inserts of the Core Sensor 3 control bar

FCS II H4 Quad Rear Fin Set-Smoke-Medium Size_5'10" with a repositioned Step BottomFrom FCS The H4 looks and surfs different to any other fin. Precision Swiss engineering matched with a highly evolved template provides an unprecedented level of control and predictability at high speeds. Quad Rears designed to work with both medium & large H4 sets. Overview This set comes equipped with 2 x Quad Rear Fins, designed to work with both medium & large H4 sets. UNIQUE TEMPLATE While the science behind the template, materials & the foils