Cisco Nexus 9364C-H1 - Page 27

Step 5 Fasten the two outer rails to the back posts of the rack by pushing the latch into place, as shown in the following illustration:
Cisco Nexus 9364C-H1 NX-OS Mode Switch Hardware Installation Guide
21
Installing the Chassis
Installing the Switch using the NXK-ACC-KIT2-2RU Rack-Mount Kit