Maximum bar width

HTML

<script src="http://highcharts.com/js/testing.js"></script>
<h3>Shows how to enforce a maximum bar size.<h3>
<button>Remove bar</button>

<div id="container" style="height: 400px"></div>

JavaScript

var MaximumBarWidth = 40; //-- Pixels.

var chart = new Highcharts.Chart ( {
    chart: {
        renderTo:           'container',
        defaultSeriesType:  'column',
        width:              400,
        height:             300
    },
    xAxis: {
        categories: ['Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    },

    series: [ {
        data: [176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4]
    } ]
} );


$('button').click (function () {

    var series = chart.series[0];
    if (series.data.length) {
        series.data[0].remove ();
    }

    //--- Enforce a Maximum bar width
    if (series.data.length) {

        if (series.data[0].barW  >  MaximumBarWidth) {
            chart.series[0].options.pointWidth = MaximumBarWidth;
            chart.setSize (400, 300);   //-- Force a redraw.
        }
    }
} );