PETZL Zigzag PlusEfficiently move around in trees with the PETZL Zigzag Plus. The mechanical Prusik system and friction chain provide precise and fluid movement. With sealed ball bearings and the ability to use doubled or single ropes, this device offers versatility. Stable positioning and smooth rope glide are ensured with the high efficiency swivel and lower attachment hole. Features: Intuitive to use: technique identical to classic Prusik pulley system the device