Ergotech Heavy Duty 2 x 2 Quad Desk Stand with 28-Inch Pole - Black (100-D28-B22-HD) Max Monitor Size: Up to 24" Rotation: 360degree / Tilt: 25degree up/ 25degree down Color: Black Product includes: (4) Standard 75/100mm VESA pivots, (2) 25" horizontal bars, (1) 18" wide x 16" deep HD base, (1) 28" pole