Outdoor-Rated Jacket with Ripcord,Integrated Weatherproof Tape,Kevlar Yarn for Added Tensile Strength,Outer Diameter of Cable: 6.0 ± 0.2 mm,Six-Strand Single-Mode (G.657.A2),Outer Diameter of Fiber Strand: 0.25 mm Nominal,Insertion Loss,1310 nm: ?0.5 dB/km,1550 nm: ?0.5 dB/km