Tandem PulleyThe Petzl Tamdem is a double pulley for Tyrolean traverses on rope. Product Functions: Aluminum sheaves mounted on self-lubricating bushings for efficiency Accepts up to 3 carabiners to facilitate use For use with ropes of optimum diameter thirteen mm Sheave diameter: 21 mm Effectiveness: seventy one % Functioning load: 10 kN P21 , PETZL TANDEM PULLEY , PETZL , TANDEM PULLEY , zipline , tyrolean traverse (more…)

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