Futures Fins QD2 4.0'' Quad Rears Thermotech - White

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The Futures Fins QD2 400 fin set with the 1/2″ box for quad setups. These are the 2 rear trailer fins of a quad set that can be combined with the side fins from your thruster set or another quad set to create endless combinations of fin configurations. Start experimenting!


  • Size: Medium
  • Fins in set: 2
  • Material: Thermotech

Tech Specs

  • Height: 4.05 in
  • Base: 3.87 in
  • Area: 11.67 sq in
  • Quad Rears: QD2 4.0 in, w/ 0.5 in Base
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