With a grigri for his solo device , 4 liters of water , and his iPod he rocked his way to the top .
Cheyne Lempe , age 21 , spent a total of 19 hours on the route by himself .
With a grigri for Cheyne Lempe 's solo device , 4 liters of water , and his iPod he rocked his way to the top .
Cheyne Lempe , age 21 , spent a total of 19 hours on the route by himself .