F4 Thermotech Tri Fins Size:S The stabiliser

The stabiliser

Will fit the FCS II Fin System when used with grub screws and the FCS Infill Kit

the unique D-Ring mechanism is a simple and highly effective way to strap your boards down

and its smooth foiled lines deceptively hide its significant volume with built-in speed to spare

F4 Thermotech Tri Fins Size:S The stabiliserThe F4 Thermotech from Futures is a small sized thruster that does not have the traditional plastic feel of a composite fin. Instead, they have a consistent flex that creates drive and release through turns. Features Template Category Neutral (balanced, all around) Construction Thermotech Size Small (47 70 kgs)