Wow, if you want to see some lightning fast double-unders, look no further. Madison Miller of NorCal Santa Clara flew through 17.5 of the CrossFit Open in 6:16. Miller’s time beat out Oddrun Gylfadottir by one second.
Miller is not just a jump rope ninja…she finished the 2017 CrossFit Open in 19th place in the Northern California region.
Watch Miller’s performance and let us know if you have faster double-unders!
