Tamarack Solar Side of Pole Mounts support pole diameters of 2” to 4” and modules with center-center distribution of 19” to 39”. Side of Pole Mounts are manufactured using heavy-duty corrosion-resistant 5000 series aluminum. To configure based on your specific pole mounting needs, please use the Tamarack Solar Pole Mount Modeling Spreadsheet available at www.tamaracksolar.com