Guides
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The Complete Guide to Surfboard Fins
Everything you need to know about surfboard fins: FCS, Futures and US Box systems, thruster vs quad vs twin setups, materials and how to choose the right fins for your surfing.
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FCS II vs FCS I: What's the Difference — and Do You Need an Adapter?
FCS II and FCS I fins are not directly compatible. Here's what changed between the two systems, which fins fit which boxes, and how an adapter lets you run FCS I fins in FCS II boxes. -
SUP Race Fins: Do You Actually Need One — and Will It Make You Faster?
Is a dedicated SUP race fin worth the investment? We break down what makes race fins different, what kind of speed gain you can expect, and when to upgrade. -
SUP Fin Size Guide: How to Choose the Right Fin for Your Board and Paddling Style
Choosing the right SUP fin length affects your speed, tracking and maneuverability. Here's how to match fin size and style to your paddling — with a full comparison table. -
What is a Knubster Fin? How the Centre Fin Changes Your Surfing
The knubster is a small but powerful fin. Learn what it does, how it works with twin fin setups, and whether you should add one to your quiver. -
Thruster vs Quad vs Twin Fin: Which Fin Setup is Right for You?
Not sure which fin setup suits your surfing? We break down thruster, quad and twin fin setups so you can choose the right configuration for every wave.
