Dell 770-BCJI PowerEdge R440 Sliding Rail Kit RenewedSecure Your Dell PowerEdge Servers with the 770 BCJI ReadyRails Sliding Rail Kit (Renewed) The 770 BCJI Dell PowerEdge ReadyRails Sliding Rail Kit provides a secure and efficient way to mount and manage your Dell PowerEdge R440, R6415, and R6515 servers in a rack environment. This kit allows for easy access to your servers for maintenance and upgrades. The product has been professionally inspected, tested, and renewed to work and look like new. Key