Pulley
The Oscillante weighs practically nothing and can be used in crevasse rescue systems or improvised hauling systems.
Aluminum Sheave. The Petzl Pro Traxion pulley and rope grab in one can quickly be attached midline to ropes for comfortably hauling heavy loads. The built in rope grab holds line while the user reaches for another stride.
The Tandem Speed is the fastest of the carriage pulleys for movement along a rope or cable. It is specifically designed for lower-angle tyroleans.