As a thrilling coda to this rollercoaster story, I can reveal that it's in fact the end cap that reduces the ID of the hole, rather than the axle. HOWEVER, you can't remove and replace it with the cassette lockring on, so my mild frustration persists.
As a thrilling coda to this rollercoaster story, I can reveal that it's in fact the end cap that reduces the ID of the hole, rather than the axle. HOWEVER, you can't remove and replace it with the cassette lockring on, so my mild frustration persists.