... Pigtail 1.Type:Bundle fan-out 2. Cores: 4,6,8,12,24,36,48 Cores 3. Inside diameter: 0.9mm,2 ... .0mm SC Fiber Optic Pigtail & 12 cores &12 colorsFiber Optic Pigtail Features:4, 6, 8, 12, 24 ... % R.H, 100 hrs <0.2 <0.2 12 Color Cores Fiber Optic Bundle Pigtail with sc connector