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Channel Islands

Channel island Upright 5 Fin Set - Performance glass

Channel island Upright 5 Fin Set - Performance glass

Regular price $264.95 AUD
Regular price Sale price $264.95 AUD
Sale Sold out
Taxes included. Shipping calculated at checkout.

Designed in collaboration with Better Everyday, the CI Upright 5-fin set is built for surfers who want speed, control, and precision in all conditions.

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Online Store

Mornington Store

About This Product

CI Upright Tri-Quad Fin Set – Speed, Control & Versatility | Welcome Boardstore
Designed in collaboration with Better Everyday, the CI Upright 5-fin set is built for surfers who want speed, control, and precision in all conditions. Its upright thruster template delivers snappy, vertical turns and quick acceleration—perfect for tight pocket surfing and punchy, hollow waves. Switch to the quad setup for added speed, hold, and flow down the line. With a full base-to-tip profile, this fin offers powerful drive while staying loose and responsive off the top. Available in Medium (65–80kg) and Large (75–90kg) sizes, the CI Upright Tri-Quad is ideal for hybrid boards, step-downs, and high-performance shortboards.

Fin Type Base (in) Depth (in) Area (sq in) Sweep (°) Foil
Medium Side 4.39 4.59 15.04 30.3 Flat
Medium Center 4.39 4.59 15.04 30.3 Flat
Medium Q-Rear 4.04 4.17 11.70 33.3 Flat
Large Side 4.50 4.70 15.79 30.3 Flat
Large Center 4.50 4.70 15.79 30.3 Flat
Large Q-Rear 4.14 4.27 12.29 33.3 Flat



Shipped Within 24 Hours

Order by 12pm Mon-Fri to receive same-day DISPATCH

Order after 2pm and receive next business day DISPATCH.

To recieve your order before Christmas, order BEFORE THE 21ST! Orders placed after this date may not arrive on time.

Our full shipping policy can be found here

Free Returns & Exchanges

Free returns are granted if you receive an item that is faulty, or is not as described.

We do not cover return fees if you change your mind or order incorrectly.

We only accept returns to us within 14 days of date of receiving, in the condition that you received it and we will happily exchange it or issue a refund. *Conditions Apply.

PLEASE NOTE: Sale items are offered at significantly discounted prices so please choose carefully as we WILL NOT offer exchanges or returns on sale items.

Our full return policy can be found here

Happiness Guarantee

We want you to be happy with the product you buy, so all our products offer a 12-month repair and replacement warranty for factory defects or manufacturing errors.

All warranty claims and repairs must only be assessed by the manufacturer and/or manufacturer's representative and will be repaired, replaced, or credited at their discretion excluding any shipping fees.

A valid proof of purchase will be required for all warranty claims.

Contact us on support@welcomeboardstore.com.au or call 039781472 for more information.

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About Channel Islands

Channel Islands is one of the most iconic and influential surfboard brands in the world, renowned for its high-performance designs and cutting-edge craftsmanship. Founded in 1969 by Al Merrick, the brand has been at the forefront of surfboard innovation, working with some of the world’s best surfers to refine and perfect its designs.

With a commitment to progression and quality, Channel Islands offers a diverse range of boards suited for all skill levels and wave conditions. From performance shortboards to versatile grovelers, each board is crafted with precision to enhance speed, maneuverability, and responsiveness.

Built on a legacy of excellence and innovation, Channel Islands continues to push the boundaries of modern surfboard shaping, delivering premium boards that help surfers perform at their best.

WELCOME BOARDSTORE, YOUR ULTIMATE SURF, SNOW, WAKE & SKATE DESTINATION NEED HELP? CALL US ON (03 9781 4733)
WELCOME BOARDSTORE, YOUR ULTIMATE SURF, SNOW, WAKE & SKATE DESTINATION NEED HELP? CALL US ON (03 9781 4733)