NylonFlex: Medium Thruster
  • A great option for surfers wanting a cost effective fin setup with a well-rounded template that offers a balance between speed, drive and manoeuvrability. Our Nylon Flex Series offer a more forgiving fin with a softer flex that are ideal for softboards and beginner surfers.

    Suitable in a wide range of conditions from beach breaks to point breaks.

    Unsure about buying online? We know you will love our gear but just in case all Alta Surf Co products come with a 60 DAY TRIAL PERIOD so you can buy online risk free, get in the water and decide for yourself.

    Size Chart
    Small up to 70 kg
    Medium 70 to 90 kg
    Large 90 kg plus
  • Type FCS
    Size Medium (70 to 90 kg)
    Colour Black
    Set Thruster (3 fin set)
    Side Fin Center Fin
    Depth 122 mm 122 mm
    Base 117 mm 117 mm
    Sweep 33.5 deg 33.5 deg
    Foil Flat 50/50
  • Shipping Policy

    We offer FREE shipping on all orders over $50 to New Zealand and Australia.

    We are a small business (but growing fast) and currently process orders twice a week on Monday and Thursday. New Zealand, we use the overnight Track and Trace courier service with New Zealand Post. Australia, we use the International Air service with New Zealand Post with an estimated 3 to 7 working day delivery. We send all products from Raglan, New Zealand.

    Trial Period

    All Alta Surf Co products come with a 60 DAY TRIAL PERIOD. If for any reason you are not happy with your product please contact us and will happily give you a full refund or replace your fins with a different size or model. The Trial Period is for 60 days from the date of purchase and applies even if the fins have been used or sustained minor damaged, but the full set of fins purchased must be returned.