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Rescue Catalog > Mechanical Advantage Systems

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Mechanical Advantage Systems

A mechanical advantage system, also known as a block and tackle is a compound pulley system designed to reduce the amount of force required to lift a load.

R-N-R Aztek Omni Pulley System

R-N-R Aztek Omni Pulley System
Configured as a "set-of-fours", this system will enable the rescuer greater versatility using a personal mechanical advantage system for rigging and rescues.
MARS 99 Systems

MARS 99 Systems
Bi-directional mechanical advantage system that can easily be configured from a 3 :1 up to a 5 :1 mechanical advantage.
4:1 Rescue Mechanical Advantage Systems

4:1 Rescue Mechanical Advantage Systems
The Mars System is a pre-rigged/pre-packaged 4:1 mechanical advantage lifting-lowering system using a double camming pulley. Pre-packaged lengths are 25', 50', 75' and 100'. Custom lengths available-call for price.
Short Haul Systems

Short Haul Systems
Lightweight, compact 4 to 1 mechanical advantage systems used to effect line transfers or other confined space applications.
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