Predator Gravel Boleslawiec in 2026, a cycling event organized in Boleslawiec (Poland) on 23 August. During the 2 races were held event. Mini (⨦ 45.5 km / + 200 m) in class GDX1 with average terrain slope 0% (G0). Mega (⨦ 87.5 km / + 400 m) in class GDX2 with average terrain slope 0% (G0).