This is a Supply Giant reducing elbow with a 90 degrees turn. In particular, the turn has a short radius, which is makes the elbow suitable for applications with less space for the installation and where flow is less critical. Furthermore, the fitting has two copper solder cups with nominal sizes of 1 and 3/4 inches, for use with copper pipes with outer diameters of 1-1/8 and 7/8 inch respectively. In addition, this fitting meets all applicable 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.