9 August 2017
Karsten Warholm, World Champion 400 m hurdles London 2017 with the time 48.35!!!
Karsten Warholm about Z. Roller:
¨I am very satisfied with the Z-Roller! It has cured me of many a stiff muscles! ¨
During Summer Olympics in Rio, he won his Heats the 400m hurdles with a new Norwegian record 48.49. In Kristiansand 31 August 2016 put Warholm Norwegian record of 400 m with the time 46.10.