Every base had four brazen wheels Whereby the bases and lavers might be removed from place to place, as need required. Undersetters Hebrew, shoulders; fitly so called, because they supported the lavers, that they should not fall from their bases, when the bases were removed, together with the lavers.
Related Commentaries of 1 Kings 7:30
1 Kings 7:30
30 And every base had four brasen wheels, and plates of brass: and the four corners thereof had undersetters: under the laver were undersetters molten, at the side of every addition.