NEX® Tube is perfectly compatible with Zilla® racking & mounting components to provide hybrid solutions with superior strength. Our steel NEX® tubing is strong, versatile, easy to work with, and requires no welding. The key is this extraordinary system is the octagonal shape of the tubing that offers resistance to force from all directions. This patented design allows larger spans with minimal roof penetrations. Currently available in high strength steel, and 6005-T5 aluminum (made with recycled aluminum).