WOW! I would have never found that if hadn’t been pointed out. I cleaned the end of the cane with a scotchbrite wheel on a Dremel and had to get out...
I can’t remember at the moment which of my T90 transmissions does not have a threaded cane. No sign there was ever any there. The knob that was on it...
I ended up destroying the one that was left on mine. On the remaining, the inserts were still frozen on the sticks! As gm suggests, I had to use some...
The track is for the top attachment. I would stay away from mounting the bar to the windshield. It definitionally isn't the most solid point to mount...