Dell PowerEdge 6450 6650 One Side Server Rapid Rack Mount Rail 6M914 06M914 CN-06M914. To help reduce the amount of time required to properly install Dell components into either of the Dell rack cabinets, Dell has created the Dell Rack Mounting Kits. They include the unique-to-Dell RapidRails mounting brackets which utilize captive thumbscrews for tool-free installation and are designed to make physical set-up of the hardware faster than ever before. This product is designed for your Dell PowerEdge 6450 6650 Server.Dell Part Number: 6M914 06M914 CN-06M914Compatible Models: Dell PowerEdge 6450 6650 Series