Swing-sided pulley for emergency use The OSCILLANTE weighs practically nothing and can be used in crevasse rescue systems or improvised hauling systems. Quick and easy installation due to the swinging side plates Nylon sheave and aluminum side plates for excellent strength to weight ratio Specifications Sheave diameter: 25 mm Rope diameter: 7-11 mm Efficiency: 71 % Weight: 42 g 3-year guarantee. Materials: - aluminum side plates - nylon sheave mounted on self-lubricating bushings Working load: 4 kN (2 kN on one rope end) Breaking strength: 15 kN CERTIFICATION CE EN 12278, UIAA