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 – combining the power of graphite with the stability of steel.
| SHAFT | FLEX | LENGTH | WEIGHT | TORQUE | TIP OD | BUTT OD | PARALLEL TIP | BEND POINT |
| SteelFiber i70 | Stiff | 41" | 74gr | 3.0 | .370" | .600" | 5.5" | MID-LOW |
| SteelFiber i70 | Regular | 41" | 74gr | 3.3 | .370" | .600" | 5.5" | MID-LOW |
| SteelFiber i70 | Senior | 41" | 74gr | 3.5 | .370" | .600" | 5.5" | MID-LOW |
| SteelFiber i70 | Ladies | 41" | 74gr | 3.5 | .370" | .600" | 5.0" | LOW |
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