A sliding tray is configured to support one or more optical communications modules and includes a body portion having one or more mounting locations for the one or more optical communications modules. A trough projects from the body portion and is configured to support optical fibers connected to the one or more optical communications modules. A cover is pivotably connected to the tray for selectively covering the trough. A front wall of the cover may include a labeling surface, with a removable lens covering the labeling surface. A stop to limit the sliding direction of said sliding tray in the rearward direction may also be provided.