FORMUFIT 1/2" 3-Way PVC Elbow Furniture Grade Fitting in Black, 0.84" Actual ID, (Pack of 10), Made In USA, UV-Resistant, Impact-Proof, Easily Build 3-Point Corners with PVC Pipe - F0123WE-BK-10: Amazon.com: Industrial
1 1/2 in x 1 1/2 in Fitting Pipe Size, Schedule 40, Deep Socket Coupling - 22FM93|482015 - Grainger
1 in. 4-Way Furniture Grade PVC Tee Fitting - Orange | FORMUFIT
Amazon.com : PVC02100D0800HA 3/4 SCH 40 DEEP SOCKET CPLG : Pipe Fittings : Tools & Home Improvement