3.Insert the tip of the fitting tool through the other side of the perforation and hook the opposite lip of the cage nut.
Figure 3-9. Inserting cage nuts
4.Using the fitting tool as a lever, pry the cage nut into position.
5.Repeat for each cage nut.
Attaching the Mounting Bracket Assembly to the Rack
The tabs on the front of the mounting bracket help to align it with the front of the rack frame. Cage nuts are not used for the front attachment of the mounting bracket.