Originally Posted by Andrew R Stewart

With a little effort one can look up inside the rings to see if the bearing are seated against the rings' relieved seat. I suspect a thin piece of stiff wire would also be able to be used as a probe to check this out. The second photo shows both what might be a step in the ring splines indicating that the ring isn't in fully but on the other ide of that ring i looks like there's no step, or that the ring is fully seated. I do know that it can be hard to seat the rings in all the way. When I install a Phil BB I lube just that step/ring seat. Andy