Antique polished brass fireplace trivet or kettle stand. Now could be used to be a pedestal for anything you like.
Old but in very good condition for age. Some marks and oxidation spots to the metal but nothing I would consider to be glaring damage.
Marked on bottom for English metal manufacturer William Tonks & Sons.
Company info provided in last photo.
Measurements:
16.25” wide
7.25” deep
6.5” tall