Designed for technical pulley systems and hauling. Lightweight. Two sheaves mounted in parallel on sealed ball bearings for high efficiency. Suitable for use with a Prusik hitch as a progress capture device. Auxiliary attachment point can be used to build different types of pulley systems. Breaking strength: 23 kN. Working load : 6 kN (on 1 rope: 1,5 kN). Sheaves diameter: 25 mm. Ropes diameter: 7 to 11 mm. Weight: 135 g. CE EN 12 278.