1/2" 4-Way Side Outlet Tee, Home TZH Malleable iron Pipe Fittings for Industrial vintage style, Flanges with Threaded Hole for DIY Project/Furniture/Shelving Decoration (10, 1/2") - Amazon.com
Uxcell 25mm 4 Way Tee Shape Tubing Cross Joint Connectors Adapters PVC Water Pipe Fittings 3 Pack - Walmart.com
FORMUFIT 1/2" 4-Way PVC Tee Furniture Grade Fitting in Black, 0.84" Actual ID, (Pack of 10), Made in USA, UV-Resistant, Impact-Proof, Quickly Construct Tiered Structures with PVC Pipe - F0124WT-BK-10: Amazon.com: Industrial
1CAMO 4-Way Tee PVC Fittings, SCH 40, White - 1 Inch PVC Elbow Fittings PVC Pipe Connectors - Build Heavy Duty Furniture with 1 Inch PVC Pipe (4 Pack) - Amazon.com
1/2 in. 4-Way Tee PVC Fitting (Box of 90) — FORMUFIT Direct
PIPE DECOR 1 in. Iron Black 4-Way FPT x FPT x FPT x FPT Side Outlet Tee Fitting (4-Pack) PDB SOT-1-4 - The Home Depot
Formufit 1 in. Furniture Grade PVC 4-Way Tee in White (4-Pack) F0014WT-WH-4 - The Home Depot
Performance PVC - 4-Way PVC Side Outlet Tee Fitting, Furniture Grade, 3/4" Size, White (Pack of 8): Amazon.com: Tools & Home Improvement
1/2" 4-Way Side Outlet Tee, Home TZH 4-Pack 4-Way Corner Cast Black Malleable Iron Pipe Fitting for Industrial Pipe, Furniture and DIY Decoration (4, 1/2") - Amazon.com