+1 my MTB is running 47GI for off-road and 63GI for on the road.
65 GI with some straps seems to work fine going around town ... there is one hill in Bournemouth I can't get up easily and it is 15- 16% I think ... Piece of piss on 57GI.
@cookiesdonniedarko started
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65 GI with some straps seems to work fine going around town ... there is one hill in Bournemouth I can't get up easily and it is 15- 16% I think ... Piece of piss on 57GI.