Does this item come with mounting brackets?

No mounting brackets are required. The saw attaches to the stand using bolts through pre-drilled holes. Compatible with the following models: DWE7490X, DWE7491RS, DWE7480, DW745.For more information, you can review the PDF version of the manual online.https://servicenet.dewalt.com/documents/English/Instruction%20Manual/N272419,DWE74911.pdf#_ga=2.91961818.1931908964.1496777937-596034718.1475986053