1/2" Floor Flange, Home TZH Malleable iron Pipe Fittings for Industrial vintage style, Flanges with Threaded Hole for DIY Project/Furniture/Shelving Decoration (10 Pack) - Amazon.com
RELIABILT 3/8-in Black Floor Flange in the Black Pipe & Fittings department at Lowes.com
1 in. Prefinished Matte Black Floor Flange — PIPE DECOR
Southland 3/4 in. Black Malleable Iron Floor Flange Fitting (2-Pack) 521-6042P - The Home Depot
10pcs 1/2-inch Floor Flange Pipe, industrial Iron Black Pipe Flanges Fai da te Furniture Decor | Fruugo IT