JJZ (South-Southwest) edge slightly to the right, then diagonally to the left to a small vertical slab (bolt), then diagonally to the right along a small ledge to the top of the sloping slab.
Rules
The area is on private land. Due to the poor condition of the castle ruins above the rocks, the owner warns that entry is at your own risk and does not recommend it due to possible falling stones from the castle.