Petzl Macrocender Rope Grab 12-19mm, .5"-.75"

Intended for moving on fixed ropes (as a back-up belay), for hauling heavy loads, and as a progress capture device in hauling systems.

Slides easily up the rope and jams when the cam is loaded.
Slides easily downwards if the cam is prevented from engaging.
If overloaded or subjected to an impact force, the rope may slip through the device.
Locking pin gives greater safety: disconnection from the rope requires two separate actions.

Technical specifications :
Individually tested
For use on single rope from 12 to 19 mm in diameter.
335 g