FCS2 Harley Ingleby Single Fin (5.5") Thruster Fins This allows for maximum volume

This allows for maximum volume

A touch of flex in the tip but not too much so it doesn't get the doughy feeling that really flexible fins can give at times

Made for cool water: 65 - 70° F / 18 - 21° C

straight forward products that work

fibre reinforced polyester resin with the solar UV activated catalyst

FCS2 Harley Ingleby Single Fin (5.5") Thruster Fins This allows for maximum volumeHarley Ingleby's small single fin adds more tail release to longer boards. PC Construction. Overview World Longboard Champion Harley Ingleby's Athlete Fin. Small single fin adds more tail release to longer boards. Ideal for performance longboards, surf SUP's, and 2+1 set ups. Designed to be used with the FCS II Fin System. Ideal Conditions A wide range of conditions from beach breaks to point breaks.