chain tension

  1. silva

    Which brands/models chainsets / chainrings have perfect centering?

    Since my newest bicycle I'm plagued with serious chain tension variation. First a Sugino now also a Stronglight. Other causes have been eliminated, I replaced chainring/chain/rear cog with new, still directly a tension variation of 2 cm up and down, which is said to result from a 0.5 mm...
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