Supply Giant straight coupling with straight tapped female threaded ends, which are 2 inch in size. The fitting is made of merchant steel, with a galvanized coating, and conforms to all applicable ansi, astm and asme standards. ⚠ California Proposition 65 Warning: This product is known to the state of California to cause cancer, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.