3/4" 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, 3/4") - Amazon.com
3/4 in. Galvanized Iron Cross fittings. — PIPE DECOR
Butt Weld Pipe Fittings - 3/4" Cap SCH 40 304/304L SS
SteelTek 3/4-in Structural Galvanized Cross Tee in the Structural Pipe & Fittings department at Lowes.com
Southland 1 in. x 3/4 in. Black Malleable Iron FPT x FPT Reducing Coupling Fitting 521-354HN - The Home Depot
Stainless Steel Pipe Fittings 3/4" NPT x 3/4" NPT Male Threaded 4" Length Pipe | eBay