Catlog # 509 SINGLE SHEAVE PULLEY SNATCH / OPEN TYPE These pulleys have various uses during tower erection and conductor stringing. It opens from one side of the frame which facilitates easy loading & unloading of PP rope. The frames are made up of aluminum alloy & sheave is made up of nylon. It comes in “S” or “Eye” hook which swing around on its pivot done on top of the frame. The pulley rolls on ball bearing.