Anyone have a source for the bushing/ Adaptor for

Can you post them?

I can since I have one.

OD - 1.810
ID - 1.550
Width - .490

With chamfers at each ID opening.

Timken LM12711 looks like it would work. It's the correct OD, but has a listed ID of .859, but remember, it's tapered and the ID is measured from the "small" end.