I think it was adding resistance to the cranks. To stop them spinning while doing sweet stuntz. Makes it easier to get your feet back on the pedals if you know they are likely to stay in the same position.
ah right, thanks!
@n3il started
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I think it was adding resistance to the cranks. To stop them spinning while doing sweet stuntz.
Makes it easier to get your feet back on the pedals if you know they are likely to stay in the same position.