Side Bite / Rear Trailer Fins

🏄‍♂️ Add Power, Drive, and Stability to Your Single Fin Setup
🏄‍♂️ Or Turn Your Thruster Into A Quad Setup
💪 FRP (Fiberglass Reinforced Polymer) Is Stronger Than Standard Nylon Fins
🔩 2 Fins, Fin Screws, and Fin Key