Rigging Lab Academy &
Rescue Response Gear Blog

Fall Factor 2

Fall Factor 2  Richard Delaney  November 17, 2017  Free Articles  2 Comments In early 2016, I wrote a short piece on Fall Factors. It is published as the article, Fall Factor.  It was a brief article with a standard … Fall Factor 2Read More »

Fast Fours Mechanical Advantage System

Fast Fours Mechanical Advantage System The Fast Fours is a simple variation on a standard set-of-fours. The difference is that the far end of the rope is not terminated on the becket of a pulley. … Fast Fours Mechanical Advantage SystemRead More »

Petzl ZigZag Mechanical Prusik For Arborists and Tree Climbers

The ZIGZAG mechanical Prusik allows the user to move around efficiently in a tree using classic Prusik pulley system technique. The linked rings provide precision and fluidity when moving around. The pulley is mounted on … Petzl ZigZag Mechanical Prusik For Arborists and Tree ClimbersRead More »
Categories