Winter Trail Monte Prealba in 2019, a running event organized in Bione BS (Italy) on 13 January. During the 2 races were held event. Hard (⨦ 57 km / + 3 600 m) in class RMT5 with average terrain slope 6% (G6). Softly Hard (⨦ 23.5 km / + 1 750 m) in class RMT2 with average terrain slope 7% (G7).