Select the amount you would like to donate to Derek Therchik's 100 mi challenge.
Calculate your donation based on an amount per-mile Derek Therchik has committed to ride this September. Your total donation will be the amount you select multiplied by Derek Therchik's 100 mi challenge goal and will be charged up-front.
A receipt will be sent to this email address
Sign Up Now to Win a Trek Bike – ENDS FRIDAY!
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Sign Up Now to Win a Trek Bike – ENDS FRIDAY!
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