Originally Posted by
unworthy1
true^, but if Tange ever made BB shells this is news to me. Which doesn't mean too much

I think aeroBLOKE needs to compare notes with keepitearl and see what a second example comparison reveals...
Here's the one on a track bike I have. They're super rare. My framebuilder buddy has only seen one other in his life and it was unbrazed and NOS sitting on the shelf.