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

Sale price £15.99

Out of 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 fin set. Based on the FCS M5 template and will fit FCSII (FCS2) and FCSI (FCS1) finbox systems. Moulded plastic composite fin with engineered flex and tip response. 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. Excellent as a spare set of fins in the glovebox.

*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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