One True Grit - Hertfordshire

Date & Location

Clothall, Hertfordshire

Organiser’s Description

Running, mud and obstacles designed by British Armed Forces, One True Grit is a hardcore 10k run across raw natural terrain – open ground, woodland, lakes and thick mud. You'll tackle a series of seriously tough obstacles, designed to test your mental and physical strength, skill and stamina. You'll run, climb, jump, wade, crawl and swim through a course designed to test you on every level. This could be the toughest event on the planet.


  • 10 km
  • Running
  • Obstacle Running
  • 10km
  • 6 - 10km
  • 6 - 10 miles
  • Trail
  • Obstacle

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