Orbiter A Pulley for Use with a Prusik Loop

Innovative pulley with mobile light alloy side plates.
Main characteristics:
* designed to increase the efficiency of the friction knot in tree climbing applications: the two connecting holes keep the connectors correctly aligned, avoiding torsion and side loads;
* sheaves mounted on self-lubricating bushings;
* for use with Ø 8÷13 mm ropes.