* Item is not available for shipment to the United States.
The Petzl Twin is a strong and efficient double Prusik pulley. It has special side plates, designed for use with a Prusik friction hitch in progress capture systems. It has parallel mounted sheaves and an auxiliary attachment point for creating different types of hauling systems.
The twin's sheaves are large in diameter, and are mounted on sealed ball bearings for excellent efficiency. They accept up to three carabiners to facilitate use.