From what i've dug up the foam is used for two reasons: final weighting and sound/vibration control. Without some type of filler the shaft would be way too light and would ring/ping like a bell. CF is incredibly stout, i don't think the foam does much to increase strength
From what i've dug up the foam is used for two reasons: final weighting and sound/vibration control. Without some type of filler the shaft would be way too light and would ring/ping like a bell. CF is incredibly stout, i don't think the foam does much to increase strength.
Thanks!!