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Aerotech Steelfiber J88 IronCurrent

2022–present · Composite iron shaft · 84g · torque 2.5°

Maker specifications

Maker specifications for the Aerotech Steelfiber J88 Iron, flex by flex
FlexWeightTorqueTipButtLength
88g Regular84g2.5°0.37"0.6"41"
88g Stiff84g2.5°0.37"0.6"41"
Build
Composite iron shaft, SteelFiber family
Sources
Published specifications and model history via truetemper.com (medium confidence on the launch year)

Weight by flex

Aerotech Steelfiber J88 Iron weight by flex: 88g Regular 84g, 88g Stiff 84g0g20g40g60g80g100g8488g Regular2.5°8488g Stiff2.5°
Raw weight for each flex the maker lists, with torque underneath.

Thinking about this shaft?

Bring your club by and we’ll measure what you play now against this sheet, then build a test club so you can hit the two side by side before anything gets pulled. Numbers here are raw, uncut, as the maker publishes them.