The pulleys are important tools to use to sport and work taking place in the wall, for situations that involve the risk of falling and needing rescue techniques of people, or activities' that provide for recovery of material from maneuvers or ski / crossed rope. Funzionaltà, Efficiency and Workloads The pulley has the fundamental function to reduce friction and facilitate sliding of the rope, when the rope itself is passed through the support elements for recovery operations or for lifting-shift operations on the rope / cable car. Our company manufactures pulleys 4 types of high-strength plastic material.