Can't find much on it online, does it fit onto a 111mm BB?
S300 is GXP, not Octalink (Octalink was proprietary to Shimano), so I'm guessing those are actually S100, which needs the Truvativ Powerspline BB. Avoid.
@gbj_tester started
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S300 is GXP, not Octalink (Octalink was proprietary to Shimano), so I'm guessing those are actually S100, which needs the Truvativ Powerspline BB. Avoid.