Thank you for writing.
The scrolling behavior using the mouse wheel is determined by the value of the static System.Windows.Forms.MouseWheelScrollLines property. In order to alter the default implementation, you would need to use a custom RadListView
I am sending you attached a sample project and a short video showing the result on my end.
I hope this helps. Should you have further questions please do not hesitate to write back.
Check out the Windows Forms project converter, which aids the conversion process from standard Windows Forms applications written in C# or VB to Telerik UI for WinForms. For more information check out this blog post
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