SteelFiber i55 (.370) Iron

With more professional tour wins than any other graphite iron shaft in history, SteelFiber iron shafts are the preferred option by the world’s best. SteelFiber shafts come in many weights and are the only graphite iron shafts to feature Aerotech’s unique SteelFiber technology–combing the power of graphite with the stability of steel.