Miter slot runners ?

Dovetail Miter Slot Bar miter slot bar Miter-Gauge Bar with a Precise Fit If you're building jigs and fixtures for your table saw, router table, band saw, or other tools with a miter slot,… miter slot runners miter gauge! So, is there some advantage to the dovetail slot? Angle setting of the miter bar on the sliding table, just like

miter slot track I have a multi purpose workbench that has a miter slot that's about 38 deep and 34 wide A gauge I bought for it did not fit because the bar