Equipped with an auxiliary attachment point, the Gemini is ideal for use in even the most complex technical hauling systems. Designed for flexibility, versatility and reliability.The special side plates enable the use of a Prusik friction hitch by preventing the hitch from entering the pulley mechanism, increasing safety and convenience.Sheave mounted on sealed ball bearings for excellent efficiency Extremely lightweight and ultra-compact Material(s): aluminium side plates, aluminium sheaveWeight: 135gMinimum rope diameter: 7mmMaximum rope diameter: 11mm Efficiency: 91%Sheave diameter: 25mmWorking load: 6kN (1.5kN on one strand)Breaking strength: 23kN