columnResizeHandleWidth Number (default: 3)

Defines the width of the column resize handle in pixels. Apply a larger value for easier grasping.

Example

<div id="gantt"></div>
<script>
$("#gantt").kendoGantt({
  columns: ["title", "start", "end"],
  dataSource: [{
     id: 1,
     orderId: 0,
     parentId: null,
     title: "Task1",
     start: new Date("2014/6/17 9:00"),
     end: new Date("2014/6/17 11:00")
  }],
  resizable: true,
  columnResizeHandleWidth: 6
});
</script>