Trai La Montagnarde is a trail race in Inzinzac-Lochrist, France, offering 8 km, 13 km, and 25 km distances. It is scheduled for late August, allowing participants to select between a shorter local trail run or the 25 km option.
The start and finish are both located in Inzinzac-Lochrist. This event marks USM's inaugural trail race, with technical guidance provided by Christian Le Brizoual of Foulées de Cléguer and Philippe Ehouarne of Bretagne Ultra Trail.