Lygna Opp is an 18.5 km off-road cycling race held at Lygna in Innlandet, Norway, during September. This event is a short, mountain-bike style race, distinct from a long road race, and offers separate categories for active racers and tour participants.
The participant list includes riders from clubs such as Lillehammer CK, Raufoss & Gjøvik SK, Eidsvoll SK, Aaby CK, Norefjell CK, Moss CK, Hadeland CK, CK Toten, and SpKl Ceres. The field comprises senior active racers, younger participants in the M15-16 group, and tour riders distributed across age brackets from M20-29 through M60-69.