• Single rope The rope is made by SINGING ROCK patented technology ROUTE 44, which gives the rope well-balanced rate of weight and diameter extremely light and robust, thus it is ideal for hard routes on-sight, flash or redpointing were every gram counts SBS gives the rope better properties every streak of the sheath is guided individually, not in a pair as usual, thus the sheath is more resistant against breakage, but on the other hand it is smoother teflon treatment - TEFLON® is applied on ropes by revolutionary nanotechnology thermotransfer end...