There were four wheels under the panels, and the axles of the wheels were attached to the stand; each wheel was a cubit and a half in diameter.
KJV
And under the borders [were] four wheels; and the axletrees of the wheels [were joined] to the base: and the height of a wheel [was] a cubit and half a cubit.
ASV
And the four wheels were underneath the panels; and the axletrees of the wheels were in the base: and the height of a wheel was a cubit and half a cubit.