4U Hinged Extendable Wall Mount Bracket This versatile wall mount has adjustable depth from 9.75" to 13.5". You can mount patch panel or switches up to 13" deep. It has 2 independent 2U hinges so you can open only the device you need to access. 2mm thick steel. RoHScompliant Dimensions: 19 (W) x 7 (H) x 9.75-13.5" (D) Weight: 8.6LBS