FDX1 Tri-Quad Fins early pivot-style template with flat front

pivot-style template with flat front and rear foils

mild deck pressures - mostly at the tail of the board from normal use

Some mild spider cracks under the glass on the deck

The quad set is well suited to performance and hybrid shapes

By incorporating a Tri Plane Hull bottom with a Al’s classic egg outline

FDX1 Tri-Quad Fins early pivot-style template with flat frontFDX1 Tri Quad Fin Set 5 Fins The FDX1 Tri Quad is a five fin set that covers two complete configurations in a single package. Run it as a quad using the four side fins, or as a thruster using the center fin and the two front side fins. Both setups use the same FDX1 template: a neutral, balanced geometry designed by Flying Diamonds to serve as a performance baseline across your quiver. Key Features Five fin set one purchase covers both a full thruster