It comes with plenty of useful details that will ensure your safety when abseiling the Hannibal by Edelrid! The figure eight descender with multiple friction breaks which allow for various different breaking positions and friction modes when abseiling. A rubber ring on the anchor point prevent the figure eight and carabiner from twisting against each other to prevent any dangerous cross-loading. The device covers a wide range of rope diameters and is made of abrasion-resistant, sturdy aluminum. The Edelrid Hannibal guarantees a fun time on cold, wet adventures!