On the boulder of "Le Bowling", 30m to the East of L'Apesanteur et la Grâce. Sitstart under the prow (with the right hand in the crack), go up (using a large crimp) and exit as for Spare à Bras.
From La Route de Pompadour, follow the esplanade path; the boulder is up the slope, 60m before the crossing with sur la gauche une soixantaine de mètres La Route de la Vallière.