Surfboard Fins: The Ultimate Buying Guide (Part 1)
We talk a lot about the board itself, but rarely about the fins. That's a mistake. Three pieces of material under the deck change a board's behavior more than most people imagine: the same shape doesn't surf the same way as a twin, a thruster, or a quad. Before delving into fine technical details (that's the subject of Part 2), we need to lay the groundwork. This article does just that.