Mad Fox Ultra Infinity 2023

toughest winter ultramarathon in Russia

The Biggest Winter Trail Race Event in Russia

Mad Fox Ultra K20 Mad Fox Ultra K40 Mad Fox Ultra 50 miles Valhalla Race

440

RACE DETAILS RACE COURSE RACE RESULTS

Race Date: 2023/12/16

Start Time: 16:00:00

Participation: solo

Distance: 165.90

Elevation Gain: +1250

Elevation Loss: -1250

Time Limit: 30:0:0

Number of Aid Stations: 10

Number of Participants: 150