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Surfboard Fins Thruster Set (3 Fin) Honeycomb - FCS l & FCS ll compatible M5 spec

Sale price £39.99

Colour: Red

56 in stock

Returns

Easy 60-day returns

  • Returns accepted within 60 days of delivery
  • Items must be unused and in original packaging
  • Return postage covered for faulty, damaged or incorrect items
  • Simple online returns via your Circle One account
For surfboards and bulky items, we recommend using a door-to-door collection service.

View full returns policy

FCS compatible thruster honeycomb fin set. Based on the FCS M5 template and will fit FCSII (FCS2)* and FCSI (FCS1) finbox systems. The Honeycomb hexagonal core construction delivers a lightweight yet unique stiffness and flexibility. This well rounded template is designed to strike a balance between speed, drive and manoeuvrability. Suitable for a wide range of conditions from beach breaks to point breaks.  Available in 4 colours.

*N.B.  Requires grub screws to retro fit into FCSII (FCS2) finboxes - buy a set of 6 here.


Technical Specifications

  • BASE 4.37inch/111mm
  • DEPTH 4.55inch/115mm
  • AREA 14.76inch/9525mm
  • SWEEP 33

Delivery Information

🏷️ *Free UK Mainland Shipping on Orders Over £50 (⚠️ excludes surfboards and soft-top SUP boards)

🇬🇧 UK & Ireland Shipping Summary

🚚 Standard Shipping

  • Order before 12pm (Mon–Fri) for same-day dispatch.
  • Orders after 12pm, weekends, or Bank Holidays ship next business day.
  • All deliveries are fully tracked using DPD, Royal Mail or Parcelforce.
  • Standard delivery takes 2–4 working days (Mon–Fri).

🚀 Express (Next Working Day) Shipping

  • From £6.50 (UK Mainland only).
  • Orders must be placed before 12pm to qualify.

Full shipping rates for all territories - click here.

📞 Delivery Questions?

UK Customers: 01363 773005
Outside UK: +44 1363 773005
(Mon–Fri, 09:00–16:30 UK time)

📧 Email: sales@circle-one.co.uk – we’ll get back to you ASAP!

Wetsuit Recycling

At Circle One, we've gone one step further to combatting the on-going problem of end-of-life wetsuits ending up in landfill.  As part of our commitment to sustainability, we operate a wetsuit recycling / re-purposing scheme in partnership with Barefoot Tech based in South Wales.  Barefoot Tech take the usable material from end-of-life wetsuits and neoprene accessories and turn them into unique, fashionable accessories.  Check out the Barefoot Tech website here

Visit our Wetsuit Recycling page here.

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