Select the amount you would like to donate to Narendra Aryaratne's 500 km challenge.
Calculate your donation based on an amount per-kilometre Narendra Aryaratne has committed to ride this October. Your total donation will be the amount you select multiplied by Narendra Aryaratne's 500 km challenge goal and will be charged up-front.
A receipt will be sent to this email address
