Future Fins F4 Thermotech Thruster Set White S
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Future Fins F4 Thermotech Thruster Set
The Future Fins F4 Thermotech thruster set skips the stiff, plastic feel of a typical composite fin. Thermotech construction gives the F4 a consistent flex that builds drive through a turn and then releases cleanly, so the set feels lively rather than locked in.
Thermotech Construction and Truss Base
- Thermotech flex pattern for consistent drive and release through turns
- Built on the Futures Truss Base, which is lighter and stronger than a standard base
- Thruster (tri fin) set configuration
Because the flex is consistent rather than rigid, the F4 works well for surfers who want a fin that responds to input instead of fighting it. The Truss Base keeps the set strong without adding bulk, which is part of what Futures fins are known for.
Built by Futures
Futures fins are designed by the Longo brothers, whose background in aerospace parts and hydrogen fuel cell fabrication carried directly into fin engineering. That technical foundation shows up in details like the Truss Base and the Thermotech material itself.
Find Your Fit at Island Water Sports
Check the variant selector on this page for available fin box compatibility and size options. Island Water Sports has outfitted South Florida surfers since 1978 and can help match this thruster set to your board and riding style.
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Specifications
- Brand
- Future Fins
- Product
- Future Fins F4 Thermotech Thruster Set White S
- Gender
- Unisex
- UPC
- 815681021325
- MPN
- 1140-304-00
Frequently Asked Questions
- What is Thermotech in a Futures fin?
- Thermotech is a Futures construction that gives the fin a consistent flex, rather than the stiffer feel of a standard composite fin, creating drive through a turn and then a clean release.
- What base does the F4 Thermotech use?
- It is built on the Futures Truss Base, which is designed to be lighter and stronger than a standard fin base.
- Is this a thruster set?
- Yes, this is a thruster (tri fin) set from Future Fins.