Question about Lenovo TrackPoint Cap Set

We have various Lenovos here and so I can say the following:
They fit on T460s, on T480s, on X1 Carbon (7th gen).
They do not fit on T450s and below.
They don't fit on X240, X250 and X270.
If I get my hands on other models, I'll test them occasionally.

Do they also fit on a Lenovo Thinkpad X250?

According to manufacturer X1