* Futures quad rear fins * Size: Medium * Material: Carbon fibre * 80/20 Foil * Neutral template * Blackstix construction * Futures QD2 4.0 detailing * Colour: Smoke/Light Green The new Futures QD2 4.0 Blackstix Quad Rear Surfboard Fins is the perfect set to convert your Thruster set into a quad set. This medium-sized quad rear set is suited for most Futures front set regardless your board design or riding preference. It has a blackstix construction with a carbon fibre tip that is very lightweight and gathers energy and generate speed. The 80:20 foil, which is in between a symmetrical foil and flat foil will give you the perfect balance of control and response. This rear fin set comes with brand detailing in a smoke and light green colourway.