Experience high fibre cable packing density and reduced weight with Intermittent Bonded Ribbon (IBR) technology. Ideal for various cable types, IBR offers flexible splicing options, supporting mass fusion or individual fibres. Achieve high-density connections from 144F . Corning RocketRibbon® Cable-250 with FastAccess® Technology represent a truly innovative breakthrough in outside plant cable technology. Providing up to 864 fibers in a compact design and long-term reliability in aerial, duct, and direct-buried applications. The FastAccess® jacket reduces access. asy mass fusion splicing and termination with 12-fiber MPO style connectors. By using FlexRibbon techn logy, ribbons are rolled up and packed together in a small diameter central tube.