MODEL ELT817 B/G 39 " H x 21" W x 22" D 17.25" between the arms 18" clearance, 325 lbs capacity Wt. 28 lbs MODEL ELT820 B/G 42" H x 21" W x 21.5" D 17.25" between the arms 21" clearance, 325 lbs capacity Wt. 28 lbs