قيود عمرية: تقبل طلبات كسر هذا الرقم القياسي لمن هم في سن 16 أو أكبر فقط.
- This record involves descending the greatest vertical distance in a 12-hour period using a mountain bike.
- This is to be attempted by an individual.
- This record is measured in kilometres to the nearest 0.001 km, with the equivalent imperial measurement also given in miles.
