Jan-Luca Posch sends “Sierra Madre” 8C at Ginzling in the Zillertal (Austria). And that after only three sessions. According to Christof Rauch, Jakob Schubert, Alfons Dornauer it is the 4th repetition of Florian „Flo“ Schmalzl Testpieces in the Zillertal. Alfons Dornauer and Christof Rauch tended moreto 8C. Jakob Schubert graded the Boulder with 8B + / 8C.