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Surfboard side bite fins

Side Bites: When They Help, When They Don't, and When They Ruin Your Board

Your board has side bite boxes. You have side bites in a drawer somewhere. The question everyone asks and nobody answers clearly: should you put them in? Here's the actual...
Twin fin surfboard setup

Twin Fins and the Trailer Question: What Adding a Third Fin Actually Does

Twin fins are the most fun fin setup in surfing. They're also the most misunderstood. And the question that won't die: should you add a trailer fin? Here's how they...
Greenough Power Blade surfboard fin

Power Blade vs 4A: Two Fins for Two Different Surfers

The Greenough 4A and Power Blade are both Greenough designs, but they're built for completely different boards and surfers. Here's how to know which one you need.