Petzl Set Caterpillar:
This articulated protector is designed to help protect a moving rope from abrasion caused by running over an edge.
These protectors are made with induvidual modules connected with quick links.
This means that the number of modules being used can be varied depending upon the application at hand.
Sold as a kit that includes 4 modules and 6 quick links.
IRATA reccomends the use of these devices for protecting ropes from sharp edges: IRATA News Working Line Severed.
Conformance: Non PPE