Select the amount you would like to donate to Timothy Shaffer's 75 mi challenge.
Calculate your donation based on an amount per-mile Timothy Shaffer has committed to ride this September. Your total donation will be the amount you select multiplied by Timothy Shaffer's 75 mi challenge goal and will be charged up-front.
A receipt will be sent to this email address
The Challenge Starts TOMORROW. Free Entry!
Sign Up Now
The Challenge Starts TOMORROW. Free Entry!
Sign Up Now