Switching from 5 speed to single should save you just over a kilo. Kojaks are indeed much lighter than Marathons, but in my experience they're rather fragile. OK in the summer, not so good in the winter.
@Brommers started
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Switching from 5 speed to single should save you just over a kilo. Kojaks are indeed much lighter than Marathons, but in my experience they're rather fragile. OK in the summer, not so good in the winter.