Petzl P21SPE Tandem Speed Double Pulley

• Efficient double pully for use on ropes and cables
• The TANDEM SPEED is the fastest of the transport pulleys and is specifically designed for ropes course “zip” lines
• Stainless steel sheaves for excellent durability
• Sheaves mounted on sealed ball bearings for sustained speed, independent of the weight of the person, temperature, or humidity
• Maximum allowable speed: 20 m/s
• Attachment point accepts up to three carabiners to facilitate use
• For use on cable (maximum diameter of 12 mm) and on rope (maximum diameter of 13 mm)