Get a new crankset. Get a new BB. Make sure you check the crank bolts and tighten them regularly. Especially when they are new. And tighten the chainring bolts at the same time. They like to come loose too.
@bq started
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Get a new crankset. Get a new BB. Make sure you check the crank bolts and tighten them regularly. Especially when they are new. And tighten the chainring bolts at the same time. They like to come loose too.