In article ,
Ignoramus12193 wrote:

This thing weighs about 500 lbs.

http://yabe.algebra.com/~ichudov/misc/ebay/Baldor-1217W-2HP-Grinder/Baldor-1217W-2HP-Grinder-4024.jpg

I see the left arbor is empty. Could you take detailed pictures of the
arbor and the hardware (disassembled) that attaches grinding wheel to
that arbor? I always wondered just how Baldor did this, even as I tamed
that sorry Ryobi. Thanks.

Joe Gwinn