Select the amount you would like to donate to Eric Rosa's 50 mi challenge.
Calculate your donation based on an amount per-mile Eric Rosa has committed to ride this September. Your total donation will be the amount you select multiplied by Eric Rosa's 50 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 Soon!
Sign Up Now
Sign Up Now to Win a Trek Bike – Ends Soon!
Sign Up Now