The two grid tables are created for locked columns work. The .k-grid-content-locked element is used for columns which are locked, while the .k-grid-content element holds the scrollable content. Due to this behaviours functionalities like Tabbing become complex task to achieve.
Hello,
Achievable with sticky columns: https://demos.telerik.com/kendo-ui/grid/sticky-columns
Regards,
Nencho
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