Retro mod brass outsized planet casters/wheels vintage replacement parts lot

Lot of four retro oversized ball or planet caster furniture wheels for carpeted floors... These are new old stock replacement parts from the 1960s or 1970s and are still in the original packages.

These casters are bright and shiny brass with steel mounting plates and space age planetary Saturn rings! They are 2 1/2" in diameter across the wheels.