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Challenge Hurricane Chainrings
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Topic: Challenge Hurricane Chainrings (Read 1378 times)
CoCo
Challenge Hurricane Chainrings
«
on:
28 August, 2017, 08:00:53 pm »
Does anybody know what stock chainring sizes Challenge fitted to the Hurricane?
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Tigerbiten
Re: Challenge Hurricane Chainrings
«
Reply #1 on:
29 August, 2017, 12:06:01 am »
If a 100" gear is the old standard top gear.
Then working backward from a 20" wheel and an 11t sprocket, you need a 60t chainring.
So as a pure guess something in the range 56t-65t.
But probably edging toward the 65t for a 110" top.
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PaulM
Re: Challenge Hurricane Chainrings
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Reply #2 on:
29 August, 2017, 06:35:08 am »
A 40-60 double was standard on various Challenge models.
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Yet Another Cycling Forum
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Challenge Hurricane Chainrings