23 Jun Jonathan Siegrist, worth 9a
Posted at 00:00h
in Bouldering News
Quick ascent by American climber Jonathan Siegrist of Speed Intégrale, 9a in Voralpsee. After the climb of Biographie, Jon moved to Switzerland to repeat some important routes and decided to challenge on this technical one that requires great feet precision.
See the Matthias Konig video
source 8a.nu
