FGM Dual Tab I Medium Fiberglass Surfboard Fins - Thruster/Tri Set (3 Fins) with Key Screws and II Compatibility for Longboard & Shortboard (Sunset)

Take your surfing experience to the next level with the FGM Dual Tab Medium Fiberglass Surfboard Fins—a high-performance thruster/tri fin set built for speed, control, and versatility. Whether you're cruising mellow beach breaks or attacking powerful point breaks, this set delivers the balance you need across all wave types. Designed with fiberglass-reinforced nylon, these fins strike the perfect balance between weight and strength, while their medium size and optimized shape ensure fast transitions and solid hold through turns. Compatible with FCS-style fin boxes, installation is quick and secure with the included key, screws, and II Compatibility plug accessories. Finished in a visually striking design, this fin set not only performs but adds a bold aesthetic touch to your board setup.