Final answer:
The purpose of a locking snap-hook in rock climbing is to connect a body harness to a lanyard, preventing roll-out and enhancing safety.
Explanation:
The purpose of a locking snap-hook in rock climbing is to connect a body harness to a lanyard. This is crucial for ensuring the safety of climbers by providing a secure link between the climber and the safety system.
By using a locking snap-hook, climbers can prevent roll-out, which is essential in maintaining stability and preventing accidents while climbing.
Ultimately, a locking snap-hook serves the important role of enhancing safety measures in rock climbing activities.
Learn more about Rock climbing safety equipment here:
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