Z-Rig Construction for Rescue [2024]

The 3:1 Z-Rig is one of the quintessential mechanical advantage system used by rescuers. This system when offset requires 1/3 of the rope than the 4:1 block and tackle system.It can be converted easily to a 6:1 compound by the addition of a single pulley and is a powerhouse due to its ability to be modified while loaded if progress capture is in place.

By |2023-12-12T08:33:16-06:00December 11, 2023|Knots, Mechanical Advantage Systems, Rescue, Safety, Training|0 Comments
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