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3

This kind of device is rarely used in sports as it is only useful when used with fixed ropes. You mentioned crevasses: The rope is not fixed here and you are tied in, so it is hard to image how such a fall arrestor would help. However, one kind of climbing frequently uses vertical fixed (steel) lines: Via Ferratas! In typical Via Ferrata kits, shock ...


7

Professional use These devices are intended for professional rope work. When doing rope access work, there are typically two ropes involved. One is the working line which is loaded with the worker's weight. The second rope is a backup line which is only loaded in case the working line fails. An arrester device is running along on the backup rope and moving ...


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