SINGING ROCK Tandem Pulley black

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

Weight: 290 g • 10.2 oz 
Strength: 25 kN 
Max. diameter of rope: textile rope 13 mm, steel cable 12 mm 
Bearing: sealed ball bearings 

Material: side plates - al. alloy, sheaves and axles - stainless steel, bearings - steel