Hobie created the Turbo Fin Upgrade Kit with performance in mind. The Turbo fins incorporate a larger fin template, providing faster top-end speed, increased responsiveness and the ability to cover more water with less pedaling. FEATURES - Increased surface area for added power and performance - Adjustable fin tension for a completely customizable feel - More water displacement for less pedal strokes per mile - Fins fold flat against the hull for pedaling in extremely shallow water - Kit includes: 2 Turbo fins, 2 Turbo fin masts