... steel messenger 4)OEM order GYXTC8YConstruction: Light self-supporting cable of “eight” type with one optical ... of optical module, mm3.0Diameter of steel supporting wire, mm1.5 or 1.6Thickness of ... cable excellent mechanical and environmental characteristics. 3. Anti-electromagnetism ability. 4. Small cable diameter, light cable weight, self-supporting, easily to install. Aerial optical fiber cable ...