The FCSII Connect Glass Flex longboard fin is a great innovation. The FCSII system allows you to set up your fins without using tools.
Compatible with 99% of fins.
The design is similar to the FCS Dolphin fins. The tip is narrow and the top of the fin is flexible.
Construction:
Glass Flex: This technology has been developed to produce the same flex and shape memory than fiberglass fins but with more flex on the tips than at the base.
Sergio F.
Perfect (Translated review)
