These are the more rounded porcelain wheels.
Antique Porcelain Furniture Casters Set Of 4 White Wheels Metal Stems VTG
Antique Porcelain Furniture Casters White Wheels Metal Stems Set Of 6 VTG
Antique Victorian Furniture Casters Set of 4: 1 3/4" Porcelain Stem Wheels
Antique Porcelain Furniture Roller Casters with Cast Iron Shafts Set of 6
Set of 4 Antique Victorian Furniture Casters 1 1/4 Inch White Porcelain Wheels
Porcelain Furniture Casters Set of 3 Vintage Antique White Metal Stem Wheels
