Product information for Petzl Tandem Speed Fast Pulley
Designed for use on slightly inclined Tyrolean traverses, on cable or rope.
- Stainless steel sheaves for greater durability.
- Sheaves fitted with sealed ball bearings for high efficiency.
- May be used at speeds of up to 20 meters/second.
- Can be used to build rope pulley systems.
Manufacturer: Petzl
Manufacturer Item Number: P21 SPE

http://www.remotemedical.com/Petzl-Tandem-Speed-Fast-Pulley