Singing Rock Tandem Pulley

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Tandem pulley

Singing Rock Tandem pulley is a double pulley for Tyrolean traverses and zip-lines with two stainless steel sheaves. Each sheave is equipped with a pair of sealed ball bearings for great durability.

Pulley comes with unique production number.


  • hard aluminium alloy body is black anodized and protects the sheaves from damage
  • large attachment point can accommodate up to three carabiners
  • second attachment point for a back-up carabiner or tackle systems building
  • two sheaves prevent from twisting, thus providing a smooth and more stable ride
  • intended mainly for moving on a zip wire (Tyrolean traverse)
  • suitable also for rescue, work and other activities at height
  • for use with static ropes and dynamic ropes or with steel cables


  • CE 1019
  • EN 12278

Technical specifications

  • Color: black
  • Weight: 290 g • 10.2 oz
  • Material: side plates - al. alloy, sheaves and axles - stainless steel, bearings - steel
  • Strength: 25 kN
  • Max. diameter of rope: textile rope 13 mm, steel cable 12 mm
  • Bearing: sealed ball bearings