Technical & Reference Section > Tech and Restoration

gearing question

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bmx xxx:
whats the best way to work it out?
building a ride for my daughter and want to get it right.
probly using a 15 or a 16 tooth freewheel
what size chainring?
thanks in advance  :daumenhoch:
gary

magna13:
For a 15 you'll need a 41
For 16 you'll need either 44 or 43 :daumenhoch:

bmx xxx:
thanks,

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