BSB Duathlon Series.

BSB Duathlon Series, a unique sporting challenge that combines Model, Fionn Mac Cumhaill and Ballyholland duathlons into a gruelling sporting challenge.

BSB Duathlon Series, a unique sporting challenge that combines Fionn Mac Cumhaill, Model and Ballyholland duathlons into a gruelling sporting challenge. The BSB duathlon series is unique as it will test your stamina, mental resolve and will push you to your limits as you try to complete the BSB series. Each event and be done individually or as part of the BSB series. The series can be done as an  ...