Standard Fiber Optic Patch Cord OS2 9/125 Single-mode fiber optic patch cords 40G&100G OM4 50/125 Multi-Mode Fiber Optic... 10G OM3 50/125 Multi-Mode Fiber Optic Patch Cord OM2 Multi-Mode Fiber Optic Patch Cord OM1 62.5/125 Multi-Mode Fiber Optic Patch Cord