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This is the most popular thruster set from Maui Ultra Fins combining X-Wave for the main center fin and X-Tri for the side fins
grit and salt for a secure hold and quick adjustment
No loss of power or control from looseness or stretching plastic
A direct replacement for Streamlined and Chinook tendon universal joints
The fin that started it all
Maui Ultra Fins Thruster Fin Set uphaul This is the most popularThis is the most popular thruster set from Maui Ultra Fins combining X Wave for the main center fin and X Tri for the side fins. To pick your configuration, use the chart to the left. First find your board size. You will then find 2 3 combinations of fins that are recommended. For an 85 liter freewave board: 18 & 12. 5cm for best wave performance 19 & 11. 5cm for all around performance 20 & 10. 0cm for most drive in onshore backside bump & jump