Select the amount you would like to donate to Antonio Fonseca's 75 mi challenge.
Calculate your donation based on an amount per-mile Antonio Fonseca has committed to ride this September. Your total donation will be the amount you select multiplied by Antonio Fonseca's 75 mi challenge goal and will be charged up-front.
A receipt will be sent to this email address
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Sign Up Now to Win a Trek Bike – Ends Soon!
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