FORMUFIT 1-1/2" 3-Way Elbow Furniture Grade PVC Fitting in White, Made in USA, UV-Resistant, Impact-Proof, 1.900" Actual Socket Diameter, (4-Pack) - F1123WE-WH-4: Amazon.com: Industrial & Scientific
John Guest Acetal Copolymer Tube Fitting, Reducing Elbow, 1/2" x 3/8" Tube OD (Pack of 10): Push To Connect Tube Fittings: Amazon.com: Industrial & Scientific
Amazon.com: X AUTOHAUX 60mm Car Heater Warm Air Ducting Pipe Elbow Outlet Connector Black Plastic : Automotive
NIBCO 2 in. PVC DWV 60-Degree Hub x Hub Elbow Fitting C4860HD2 - The Home Depot