Grommet Mount Base for DS100 (Black) Type: Accessory Cabinet Color: Black Compatibility: Works with DS100 Quad-Monitor Desk Stand Specifications: Mounting Options: Attach through worksurface hole 3/8 to 3 (10 to 76 mm) wide and up to 3-1/4 (82 mm) thick. For maximum support, screw should be centered through hole Parts: 5 years limited Labor: 5 years limited