FORMUFIT 1-1/2" 3-Way PVC Elbow Furniture Grade Fitting in White, 1.9" Actual ID, (Pack of 4), Made In USA, UV-Resistant, Impact-Proof, Easily Build 3-Point Corners with PVC Pipe - F1123WE-WH-4: Amazon.com: Industrial
FORMUFIT F11245E-WH-4 45 Degree Elbow PVC Fitting, Furniture Grade, 1-1/2" Size, White (Pack of 4): Amazon.com: Industrial & Scientific