Chair Stem Caster

Chair Stem Caster
I would like to replace the stem mounted casters on a chair with stem mounted feet. looking for a source. ?

Try Outwater Plastics. Here is a link to the area of the catalog you need:
http://www.outwatercatalogs.com/2008_Master/lg_display.cfm?page_number=156&catalog=080147

Threaded Stem Caster Installation Video