RISER 2021 DURATION CHALLENGE Who spends the most time on the bike? Participate in the RISER 2021 Duration Challenge and get the chance to win 1 of 3 lifetime PRO memberships. Everyone among the top 50 in the leaderboard will automatically take part in the lottery of the 3 lifetime memberships. And in addition - every rider with a total duration of 25 hours or more gets the chance to win 1 of 10 PRO memberships for 1 year. Every trip tracked from the 1.1.2021 to 31.12.2021 is taken into consideration. Get your gear and start your engines - we wish you a nice riding season! We will contact the winners via email when the challenge is over.