| 摘要 |
A belaying descending device for climbing or mountaineering, comprising a metal body having: at least one slit for the rope to pass, a first opening in the form of a securing bow for attaching a first snap-hook designed to pass through at least one loop of the rope, a second suspension opening for passing a second snap-hook in the case of belaying of the second climber, and stop means transversely offset with respect to said openings for blocking the rope. Applications: belaying the leading or second climber, controlled descending along a single or double rope.
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