Has the strength and stability needed for big jobs Rugged formed and welded steel construction incorporates a large spun steel foot that won't dig or sink into asphalt, sand, or other soft surfaces Round tube center post features 9 height adjustment settings High strength steel locking pin is attached to the stand with a chain so it can't go missing Spun steel base won?t dig or sink into asphalt or sand Height range of 19" to 29-1/2" Sold individually