The Tandem Speed Pulley from Petzl is the fastest of the transport pulleys and is specifically designed for ropes course zip lines. It's an efficient double pulley for use on ropes and cables.
Features:
- 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)
Specifications:
- Weight: 9.5 ounces
- Working load: 10 kN
- Breaking strength: 24 kN
View Larger 
