Dell Poweredge 2450 2550 2650 Rapid Rail Kit FJ460. Rapid Rails are for use with DELL Cabinet racks. These are also referred to as "quick connect" rail kits. They employ square tab-style connectors to easily install in 24U and 42U Dell and many third party, square hole racks.
Part Number: FJ460 0FJ460 CN-0FJ460
Compatible Part Numbers: W4545
Compatible Models: Poweredge 2450 2550 2650