The CN5010RB is a retaining bracket for the Cable Nook that comes with 5 brackets and 10 retaining screws.
The CN5010RB are retaining brackets that can be added to the Cable Nook and adjusted to catch cable ends of varying widths. The shelf itself can be adjusted to different depths inside the box. The CN5010RB comes with 5 brackets and 10 retaining screws.
Each CN5010RB bracket covers 1 screwhole.