Round Wire Grommet Round Wire Grommet shown in a Grey Nebula worksurface. Round black plastic grommet cover can be swiveled shut if not in use. Dimensions: 2.75" Diameter x 1" H Configuration Options DownloadsAccessories 100mm VESA Plate Replacement 75mm VESA Plate Adjustable CPU Holders Articulating Surface Mount Arm Extended VESA Plate Adapter NOVA Keyboard Drawer Pop Up Power Center Pop Up Power/Data Center Pop Up Power/USB Charging Center Power Strip Privacy/Glare Visors Rectangular Wire Grommet Replacement Viewport Glass for Downview™ Round Flush Power Center Round Flush Power/USB-Charging Center Round Wire Grommet Star Cut Wire Grommet USB Port Extension Wire Management Channel