Butterfly lead-in fiber optic ribbon cable (Nonmetallic)Metallic strength member LSZH flame retardant Polyolefins sheath Butterfly lead-in fiber optic ribbon cableProduct Mode: GJX(F ... for access network and passive optic devices, such as standing cable, unitube sheath cable, ADSS cables, underwater cable, fiber optical power composite cable, indoor cable, butterfly lead-in cable ...