R-N-R Aztek Omni Pulley SystemConfigured 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 SystemsBi-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 SystemsThe 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.