Donation Amount

Select the amount you would like to donate to Eugene Callahan's 100 mi challenge.

$35

$70

$120

$265

$2,500

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Donation Calculator

Calculate your donation based on an amount per-mile Eugene Callahan has committed to ride this September. Your total donation will be the amount you select multiplied by Eugene Callahan's 100 mi challenge goal and will be charged up-front.

$0.30 cents/mi

$0.50 cents/mi

$0.80 cents/mi

$1/mi

$1.50/mi

$2/mi

Donation Total:

$