Allows you to slide your server in and out of the rack but with it still mounted on the rails - the inner part of the rails which attaches to the server slide in and out and remain attached to the outer parts of the rails which stay in the rack. The inner part of these rails which slides in and out slots into the nuts which are fixed to your server.
Feature: Ready Rails Kit
Manufacturer: Dell
Manufacturer P/N: T9V86
Form Factor: Right Rail P/N: GTFG8 (B10 Rails, Left Rail P/N: VWM9M (B10 Rails)
Compatibility: PowerEdge FX2 FX2S