Arc of Attrition 2026

Arc of Attrition in 2026, a running event organized in Porthtowan (UK) from 24 / 26 January. During the 4 races were held event. Course 160k (⨦ 162 km / + 4 400 m) in class RMT7 with average terrain slope 3% (G3). Course 80k (⨦ 81 km / + 2 250 m) in class RMT5 with average terrain slope 3% (G3). Course 40k (⨦ 41.5 km / + 850 m) in class RMT3 with average terrain slope 2% (G2). Course 40k (⨦ 42.5 km / + 1 700 m) in class RMT3 with average terrain slope 4% (G4).