Organiser
4 events on Gritline
7 - 9 May 2027
Ultra Race Roztocze
🇵🇱 Susiec·85 to 550 km
20 - 25 Jul 2027
Ultra Race 900
🇵🇱 Mielnik·900 km
24 - 25 Jul 2027
Ultra Race Silesia
🇵🇱 Tychy·320 · 165 km
Date TBC · 2027
Ultra Race Dolina Bugu
🇵🇱 Mielnik·140 to 500 km