Donation Amount

Select the amount you would like to donate to Tom Keil's 50 mi challenge.

$50

$100

$250

$500

$1,000

Other

Donation Calculator

Calculate your donation based on an amount per-mile Tom Keil has committed to ride this September. Your total donation will be the amount you select multiplied by Tom Keil's 50 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