True Ames Thruster Fin Set is a solid fiberglass tri-fin designed for high-performance versatility. Each fin measures 4.58 inches in height, with a base length of 4.53 inches and a total surface area of 15.56 square inches. Featuring a medium-body, medium-rake template refined over decades, this balanced design delivers increased drive, smooth, fluid turns, and precise control without sacrificing maneuverability. Precision foils with carefully distributed area optimize performance across varied conditions, from small beachbreaks to overhead point waves. Crafted with a flat matte finish, these fins are raw finish/glass-on ready and built to withstand regular use.
