Table saw miter slot issue

I believe the miter bar is meant to be 516 x 2332 in size, but the standard miter slot on most table saws is designed for a 38 x 34 miter bar If you

Bob Miller shares a simple way to do a simple task–accurately routing miter-slot extensions in an outfeed table

miter slot track 2-Piece Mitre Slot Expansion Hardware Kit

miter slot bar Using a router and straight edge to cut parallel miter slots into an outfeed table LINKS TO