With Future Fins Techflex QD2 Quad Rear fin line you'll have the ability to turn any of your thruster sets into a quad! The QD2 Rears are available in 3 different sizes, for different height weight and surf styles and they're also available in Future Fins Honeycomb material giving you a lightweight high performance fin. If you have a thruster set turn it into a Quad and join the Quad movement!
Futures Fins QD2 3.75 Techflex Quad Rear Fin Size:
Height: 3.76 in 9.55 cm
Base: 3.71 in 9.42 cm
Area: 10.73 in² 69.23 cm²