AOFPLUS's OS2 fiber optical pigtail with an?LSZH (Low Smoke Zero Halogen) rated jacket which produces less?toxic?fumes and?no corrosive gases?when exposed to fire or high temperatures, The OS2 bend-insensitive fanout pre terminated fiber pigtails have less attenuation when bent or twisted than traditional fanout fiber optic pigtails are designed to support fusion and mechanical splicing for fiber cabling systems.