Ultra-light multi-purpose device for mountaineering, rope work, rescue and self-rescue. Compact and handy, can be used in three different modes: elevator, pulley or pulley. Main features: - The new geometry and the different colouring of the cheeks make the use even more intuitive - allows lifting of a rope according to EN 567 / EN 12841-B (lift mode); - Thanks to the possibility of cam locking, it can be used as a simple pulley for lifting or transferring a load according to EN 12278 (pulley mode); - Allows the direct recovery a load, the creation of lifting equipment and lifting or self-lifting of a person, e.g. When falling into a column (pulley mode); in pulley mode, the rope can slide freely in both directions, while in sleep mode it can slide freely in one direction and lock in the opposite direction; - Change from one mode to another. is intuitive and can also be done with gloves or in adverse conditions; - The compact size and light weight make it an ideal tool to always hang on the harness.