The Plumber's Choice 2-1/2 in. Ductile Iron 22.5-Degree Grooved Elbow Fitting, Joins Pipes in Wet and Dry Systems, Full Flow, Orange 3384 - The Home Depot
PVC DWV 1/16 Bend 22.5 Elbow (HUB x HUB) | GETPIPE
Charlotte Pipe 8-in 22.5-Degree PVC DWV Elbow at Lowes.com
Charlotte Pipe 3-in 60-Degree PVC DWV Elbow in the PVC DWV Pipe & Fittings department at Lowes.com
316 22.5 Degree Stainless Steel Pipe Bend for Pipe Joint - China 22.5 Degree Elbow, Stainless Steel Elbow | Made-in-China.com