Thread: R20 BB upgrade - spindle length?
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Old 04-26-09, 06:59 PM
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rossmcloch
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I think I've found a un72 at 73 x 115 which sounds like it should fit well. What should I look for in a chainring and cranks?

It seems like there are some BMX chainrings that are in the correct size range. Is that a reasonable choice?
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