https://help.syncfusion.com/cr/aspnetmvc-js2/Syncfusion.EJ2.Charts.ThumbSettingsBorderThumb.html
Class ThumbSettingsBorderThumb - ASP.NETMVC-EJ2 API Reference | Syncfusion
Class ThumbSettingsBorderThumb - ASP.NETMVC-EJ2 API Reference
api referenceclassaspsyncfusion