Icon with three filled squares in bar and left-right arrows and 24 pixels (small size). Represents medium level, half value, or third stage. Represents horizontal movement, width adjustment, lateral compression, side-to-side closure, measurement, or x-axis operations. Used in status, table rows, content creation, editing interfaces, and user interaction systems, where small sized icons are required. Used in status, table rows, content creation, editing interfaces, and user interaction systems, where small sized icons are required.