The GEMINI is a compact double pulley that sets up progress capture systems of high mechanical advantage. � Special side plates designed for use with a Prusik friction hitch in progress capture systems � Parallel mounted sheaves and auxiliary attachment point for creating different types of hauling systems � Sheave mounted on sealed ball bearings for excellent efficiency � Rope compatibility: 7 to 11 mm � Sheave diameter: 25 mm � Ball bearings: yes � Efficiency: 91 % � Maximum working load: 2 x 1,5 kN x 2 = 6 kN � Breaking strength: 23 kN Certification(s): CE EN 12278, NFPA 1983 Technical Use