Thread: Does a Trainer Harm your bike frame?
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Old 01-14-10 | 06:04 AM
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roadwarrior
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From: Someplace trying to figure it out

Bikes: Cannondale EVO, CAAD9, Giant cross bike.

Originally Posted by chadteck
Oddly enough, I was just wondering this myself. I don't seem to notice any flex on my bike on the road, but on the trainer I can see the bottom bracket moving if I'm in a big enough gear. It can't be good.
Looking down at your bottom bracket while riding on the road?
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