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.

The Greenough Fin Guide: Which One Actually Works for Your Board

A practical guide to choosing between Greenough 4A, Power Blade, and Stage 6 fins based on your board type. Includes sizing advice and honest guidance on what doesn't work.