Three/Four Way Pulley Block

These pulleys have its use during tower erection & stringing. The pulleys are closed within the frame hence only end of the ropes can be passed across the pulley grooves. The frames & pulleys are made up of alloy steel. It  comes in "S" or "Eye" hook which swung around on |ts p|vot done on top of the frame. The pulley rolls on ball bearing.