[alga]

Balljoint removers are not ideal, either, they can damage the thread and the rubber boot. Here's an alternative to try:

https://www.youtube.com/watch?v=k2HS41mJ0qA
https://www.youtube.com/watch?v=vpAwM2xH-IU

I wonder how well will this method work for our uprights with uneven manually reamed tapered holes...