Product Review

GM CLIMBING 18" / 24" 8mm (5/16in) Pre-Sewn Prusik Cord / Loop

Specification
Length:18 inches / 24 inches ( the length of loop when flat pull )
Diameter: 8mm / 5/16 inches
Material: Polyester
Strength: 20kN / 4500lb

Assistance in ascending a rope
Process capture in hauling/dragging/tensioning System
Back-up for belying
Tandem rappelling
Self-rescue in emergency
...
You could find it a super versatile gear in you rack whether you go for rock climbing, tree climbing, mountaineering, caving, or rescue / hauling system set-up, etc.
Compared to mechanical grab, Prusik cord is much lighter and more compact, taking little space in your rack.
It also does almost no damage to host rope and could work in both directions during application.