Versatile and ultra-light, REVERSO is a belay device designed for rock climbing, multi-pitch climbing, and mountaineering. It allows you to belay a climber, perform rappelling, and it has a Reverso mode for belaying one or two seconds. The specific design of the rope passage facilitates the sliding of the rope in the device while preserving it from wear. It is suitable for most rope diameters: single from 8.5 to 10.5 mm, double from 7.1 to 9.2 mm, and twin from 6.9 to 9.2 mm.