Ride with two-time and reigning New Zealand national cross country champion, Brad Groombridge at this year's Acerbis 4 Hour harescramble.
Brad is now a five-time winner of the race - four times as an ironman rider! For the 2017 event his GoPro was connected to a battery mounted in his Camelback, this enabled Brad to capture the whole four-and-a-half hour race.
If you want to know what it feels like to win New Zealands endurance race of the year, check out the video...
Video credit: Sowman films