Check Point QUANTUM MAESTRO Manual page 75

Step 3: Attaching the Rack Mount Rails to the Rack
While your installation partner is supporting the Quantum Maestro Orchestrator, perform these steps:
Step Instructions
1 Mount the Quantum Maestro Orchestrator into the rack enclosure.
2 Attach the mount rail ears (E) to the rack's posts at the level of the designated cage nuts.
3 Secure the mount rail ears (E) to the rack's posts with four Phillips pan-head screws (C) in
the designated cage nuts.
4 Do not tighten the screws yet.
Example:
Mounting the Quantum Maestro Orchestrator MHO-140 and MHO-170 in a Rack
Quantum Maestro Getting Started Guide | 75