* Futures fin system * Center fin * Sean Mattison outline * Thermotech fin technology * Colour: White Developed originally by Sean Mattison, the new Futures TMF-1 Knubster Trailer Fin is a center fin ideal for a quad set-up. This fin is instrumental for improved drive while keeping directional control. This fin eliminates instances of reduced speed, freedom of movement and flow that naturally occur during turns.The Thermotech technology used by the fin makes it flexible and durable. This fin comes in a white colourway with custom Futures branding.