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mi/ftkm/m
45.8km
Distance
1,960m
Elevation D+
2021
Latest Edition
Get Your Predicted Finish Time
Use our predictor tool to estimate your finish time based on your UTMB Index and data from 2 finisher records.
Open Time Predictor🌍
Racing in New Zealand?
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Hotels near Surf2firth Extreme Toughness 40km
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Gear up for your 46km race
Trail Shoes
Trail shoes with good grip are essential. Salomon offers reliable all-round performance, while Decathlon provides great value.
Hydration Vest
Essential for carrying water and nutrition. Salomon vests are popular for good reason, but Decathlon's alternatives do the job at half the price.
Trekking Poles
Trekking poles save energy on big climbs. Collapsible aluminium poles work well for most runners.
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