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What size chainset do i need?!

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What size chainset do i need?!

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Old 07-14-11 | 10:05 AM
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What size chainset do i need?!

I am trying to convert an old road bike into a fixie and i have a bmx sprocket on the back wheel its got 15 teeth but im not sure what size chainset i need, like how many teeth ect. could some one help please! THanks
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Old 07-14-11 | 10:11 AM
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sorry i have 16 teeth on my bmx sprocket!
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Old 07-14-11 | 10:18 AM
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read: https://www.bikeforums.net/showthread...imer-for-Newbs
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Old 07-14-11 | 10:23 AM
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Originally Posted by samueljnash
sorry i have 16 teeth on my bmx sprocket!
thats a tiny sprocket
you probably meant to say freewheel.
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Old 07-14-11 | 11:41 AM
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https://www.google.com/products/catal...ed=0CDoQ8wIwAw

??

But seriously, a 42tooth chainring would do you nicely.
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Old 07-14-11 | 12:46 PM
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Yeah, for a 16T freewheel, I would start with a 42T chainring. Don't spend a lot on it because you'll likely want to move up or down from there depending on riding conditions and your preferences.
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