max

The maximum value allowed for the NumericTextBox input.
Attempts to set a bigger value will fall back to this maximum.
Defaults to 100.

<input id="numeric" />

<script type="text/javascript">
    $(function () {
        $("#numeric").shieldNumericTextBox({
            min: 100,
            max: 1000,
            value: 300,
            step: 20
       });
    });
</script>